(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.SockJS=f()}})(function(){var define,module,exports;return(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){(function(global){'use strict';var transportList=require('./transport-list');module.exports=require('./main')(transportList);if('_sockjs_onload'in global){setTimeout(global._sockjs_onload,1);}}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./main":14,"./transport-list":16}],2:[function(require,module,exports){'use strict';var inherits=require('inherits'),Event=require('./event');function CloseEvent(){Event.call(this);this.initEvent('close',false,false);this.wasClean=false;this.code=0;this.reason='';}
inherits(CloseEvent,Event);module.exports=CloseEvent;},{"./event":4,"inherits":56}],3:[function(require,module,exports){'use strict';var inherits=require('inherits'),EventTarget=require('./eventtarget');function EventEmitter(){EventTarget.call(this);}
inherits(EventEmitter,EventTarget);EventEmitter.prototype.removeAllListeners=function(type){if(type){delete this._listeners[type];}else{this._listeners={};}};EventEmitter.prototype.once=function(type,listener){var self=this,fired=false;function g(){self.removeListener(type,g);if(!fired){fired=true;listener.apply(this,arguments);}}
this.on(type,g);};EventEmitter.prototype.emit=function(){var type=arguments[0];var listeners=this._listeners[type];if(!listeners){return;}
var l=arguments.length;var args=new Array(l-1);for(var ai=1;ai<l;ai++){args[ai-1]=arguments[ai];}
for(var i=0;i<listeners.length;i++){listeners[i].apply(this,args);}};EventEmitter.prototype.on=EventEmitter.prototype.addListener=EventTarget.prototype.addEventListener;EventEmitter.prototype.removeListener=EventTarget.prototype.removeEventListener;module.exports.EventEmitter=EventEmitter;},{"./eventtarget":5,"inherits":56}],4:[function(require,module,exports){'use strict';function Event(eventType){this.type=eventType;}
Event.prototype.initEvent=function(eventType,canBubble,cancelable){this.type=eventType;this.bubbles=canBubble;this.cancelable=cancelable;this.timeStamp=+new Date();return this;};Event.prototype.stopPropagation=function(){};Event.prototype.preventDefault=function(){};Event.CAPTURING_PHASE=1;Event.AT_TARGET=2;Event.BUBBLING_PHASE=3;module.exports=Event;},{}],5:[function(require,module,exports){'use strict';function EventTarget(){this._listeners={};}
EventTarget.prototype.addEventListener=function(eventType,listener){if(!(eventType in this._listeners)){this._listeners[eventType]=[];}
var arr=this._listeners[eventType];if(arr.indexOf(listener)===-1){arr=arr.concat([listener]);}
this._listeners[eventType]=arr;};EventTarget.prototype.removeEventListener=function(eventType,listener){var arr=this._listeners[eventType];if(!arr){return;}
var idx=arr.indexOf(listener);if(idx!==-1){if(arr.length>1){this._listeners[eventType]=arr.slice(0,idx).concat(arr.slice(idx+1));}else{delete this._listeners[eventType];}
return;}};EventTarget.prototype.dispatchEvent=function(){var event=arguments[0];var t=event.type;var args=arguments.length===1?[event]:Array.apply(null,arguments);if(this['on'+t]){this['on'+t].apply(this,args);}
if(t in this._listeners){var listeners=this._listeners[t];for(var i=0;i<listeners.length;i++){listeners[i].apply(this,args);}}};module.exports=EventTarget;},{}],6:[function(require,module,exports){'use strict';var inherits=require('inherits'),Event=require('./event');function TransportMessageEvent(data){Event.call(this);this.initEvent('message',false,false);this.data=data;}
inherits(TransportMessageEvent,Event);module.exports=TransportMessageEvent;},{"./event":4,"inherits":56}],7:[function(require,module,exports){'use strict';var JSON3=require('json3'),iframeUtils=require('./utils/iframe');function FacadeJS(transport){this._transport=transport;transport.on('message',this._transportMessage.bind(this));transport.on('close',this._transportClose.bind(this));}
FacadeJS.prototype._transportClose=function(code,reason){iframeUtils.postMessage('c',JSON3.stringify([code,reason]));};FacadeJS.prototype._transportMessage=function(frame){iframeUtils.postMessage('t',frame);};FacadeJS.prototype._send=function(data){this._transport.send(data);};FacadeJS.prototype._close=function(){this._transport.close();this._transport.removeAllListeners();};module.exports=FacadeJS;},{"./utils/iframe":47,"json3":57}],8:[function(require,module,exports){(function(process){'use strict';var urlUtils=require('./utils/url'),eventUtils=require('./utils/event'),JSON3=require('json3'),FacadeJS=require('./facade'),InfoIframeReceiver=require('./info-iframe-receiver'),iframeUtils=require('./utils/iframe'),loc=require('./location');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:iframe-bootstrap');}
module.exports=function(SockJS,availableTransports){var transportMap={};availableTransports.forEach(function(at){if(at.facadeTransport){transportMap[at.facadeTransport.transportName]=at.facadeTransport;}});transportMap[InfoIframeReceiver.transportName]=InfoIframeReceiver;var parentOrigin;SockJS.bootstrap_iframe=function(){var facade;iframeUtils.currentWindowId=loc.hash.slice(1);var onMessage=function(e){if(e.source!==parent){return;}
if(typeof parentOrigin==='undefined'){parentOrigin=e.origin;}
if(e.origin!==parentOrigin){return;}
var iframeMessage;try{iframeMessage=JSON3.parse(e.data);}catch(ignored){debug('bad json',e.data);return;}
if(iframeMessage.windowId!==iframeUtils.currentWindowId){return;}
switch(iframeMessage.type){case's':var p;try{p=JSON3.parse(iframeMessage.data);}catch(ignored){debug('bad json',iframeMessage.data);break;}
var version=p[0];var transport=p[1];var transUrl=p[2];var baseUrl=p[3];debug(version,transport,transUrl,baseUrl);if(version!==SockJS.version){throw new Error('Incompatible SockJS! Main site uses:'+' "'+version+'", the iframe:'+' "'+SockJS.version+'".');}
if(!urlUtils.isOriginEqual(transUrl,loc.href)||!urlUtils.isOriginEqual(baseUrl,loc.href)){throw new Error('Can\'t connect to different domain from within an '+'iframe. ('+loc.href+', '+transUrl+', '+baseUrl+')');}
facade=new FacadeJS(new transportMap[transport](transUrl,baseUrl));break;case'm':facade._send(iframeMessage.data);break;case'c':if(facade){facade._close();}
facade=null;break;}};eventUtils.attachEvent('message',onMessage);iframeUtils.postMessage('s');};};}).call(this,{env:{}})},{"./facade":7,"./info-iframe-receiver":10,"./location":13,"./utils/event":46,"./utils/iframe":47,"./utils/url":52,"debug":54,"json3":57}],9:[function(require,module,exports){(function(process){'use strict';var EventEmitter=require('events').EventEmitter,inherits=require('inherits'),JSON3=require('json3'),objectUtils=require('./utils/object');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:info-ajax');}
function InfoAjax(url,AjaxObject){EventEmitter.call(this);var self=this;var t0=+new Date();this.xo=new AjaxObject('GET',url);this.xo.once('finish',function(status,text){var info,rtt;if(status===200){rtt=(+new Date())-t0;if(text){try{info=JSON3.parse(text);}catch(e){debug('bad json',text);}}
if(!objectUtils.isObject(info)){info={};}}
self.emit('finish',info,rtt);self.removeAllListeners();});}
inherits(InfoAjax,EventEmitter);InfoAjax.prototype.close=function(){this.removeAllListeners();this.xo.close();};module.exports=InfoAjax;}).call(this,{env:{}})},{"./utils/object":49,"debug":54,"events":3,"inherits":56,"json3":57}],10:[function(require,module,exports){'use strict';var inherits=require('inherits'),EventEmitter=require('events').EventEmitter,JSON3=require('json3'),XHRLocalObject=require('./transport/sender/xhr-local'),InfoAjax=require('./info-ajax');function InfoReceiverIframe(transUrl){var self=this;EventEmitter.call(this);this.ir=new InfoAjax(transUrl,XHRLocalObject);this.ir.once('finish',function(info,rtt){self.ir=null;self.emit('message',JSON3.stringify([info,rtt]));});}
inherits(InfoReceiverIframe,EventEmitter);InfoReceiverIframe.transportName='iframe-info-receiver';InfoReceiverIframe.prototype.close=function(){if(this.ir){this.ir.close();this.ir=null;}
this.removeAllListeners();};module.exports=InfoReceiverIframe;},{"./info-ajax":9,"./transport/sender/xhr-local":37,"events":3,"inherits":56,"json3":57}],11:[function(require,module,exports){(function(process,global){'use strict';var EventEmitter=require('events').EventEmitter,inherits=require('inherits'),JSON3=require('json3'),utils=require('./utils/event'),IframeTransport=require('./transport/iframe'),InfoReceiverIframe=require('./info-iframe-receiver');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:info-iframe');}
function InfoIframe(baseUrl,url){var self=this;EventEmitter.call(this);var go=function(){var ifr=self.ifr=new IframeTransport(InfoReceiverIframe.transportName,url,baseUrl);ifr.once('message',function(msg){if(msg){var d;try{d=JSON3.parse(msg);}catch(e){debug('bad json',msg);self.emit('finish');self.close();return;}
var info=d[0],rtt=d[1];self.emit('finish',info,rtt);}
self.close();});ifr.once('close',function(){self.emit('finish');self.close();});};if(!global.document.body){utils.attachEvent('load',go);}else{go();}}
inherits(InfoIframe,EventEmitter);InfoIframe.enabled=function(){return IframeTransport.enabled();};InfoIframe.prototype.close=function(){if(this.ifr){this.ifr.close();}
this.removeAllListeners();this.ifr=null;};module.exports=InfoIframe;}).call(this,{env:{}},typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./info-iframe-receiver":10,"./transport/iframe":22,"./utils/event":46,"debug":54,"events":3,"inherits":56,"json3":57}],12:[function(require,module,exports){(function(process){'use strict';var EventEmitter=require('events').EventEmitter,inherits=require('inherits'),urlUtils=require('./utils/url'),XDR=require('./transport/sender/xdr'),XHRCors=require('./transport/sender/xhr-cors'),XHRLocal=require('./transport/sender/xhr-local'),XHRFake=require('./transport/sender/xhr-fake'),InfoIframe=require('./info-iframe'),InfoAjax=require('./info-ajax');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:info-receiver');}
function InfoReceiver(baseUrl,urlInfo){debug(baseUrl);var self=this;EventEmitter.call(this);setTimeout(function(){self.doXhr(baseUrl,urlInfo);},0);}
inherits(InfoReceiver,EventEmitter);InfoReceiver._getReceiver=function(baseUrl,url,urlInfo){if(urlInfo.sameOrigin){return new InfoAjax(url,XHRLocal);}
if(XHRCors.enabled){return new InfoAjax(url,XHRCors);}
if(XDR.enabled&&urlInfo.sameScheme){return new InfoAjax(url,XDR);}
if(InfoIframe.enabled()){return new InfoIframe(baseUrl,url);}
return new InfoAjax(url,XHRFake);};InfoReceiver.prototype.doXhr=function(baseUrl,urlInfo){var self=this,url=urlUtils.addPath(baseUrl,'/info');debug('doXhr',url);this.xo=InfoReceiver._getReceiver(baseUrl,url,urlInfo);this.timeoutRef=setTimeout(function(){debug('timeout');self._cleanup(false);self.emit('finish');},InfoReceiver.timeout);this.xo.once('finish',function(info,rtt){debug('finish',info,rtt);self._cleanup(true);self.emit('finish',info,rtt);});};InfoReceiver.prototype._cleanup=function(wasClean){debug('_cleanup');clearTimeout(this.timeoutRef);this.timeoutRef=null;if(!wasClean&&this.xo){this.xo.close();}
this.xo=null;};InfoReceiver.prototype.close=function(){debug('close');this.removeAllListeners();this._cleanup(false);};InfoReceiver.timeout=8000;module.exports=InfoReceiver;}).call(this,{env:{}})},{"./info-ajax":9,"./info-iframe":11,"./transport/sender/xdr":34,"./transport/sender/xhr-cors":35,"./transport/sender/xhr-fake":36,"./transport/sender/xhr-local":37,"./utils/url":52,"debug":54,"events":3,"inherits":56}],13:[function(require,module,exports){(function(global){'use strict';module.exports=global.location||{origin:'http://localhost:80',protocol:'http:',host:'localhost',port:80,href:'http://localhost/',hash:''};}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],14:[function(require,module,exports){(function(process,global){'use strict';require('./shims');var URL=require('url-parse'),inherits=require('inherits'),JSON3=require('json3'),random=require('./utils/random'),escape=require('./utils/escape'),urlUtils=require('./utils/url'),eventUtils=require('./utils/event'),transport=require('./utils/transport'),objectUtils=require('./utils/object'),browser=require('./utils/browser'),log=require('./utils/log'),Event=require('./event/event'),EventTarget=require('./event/eventtarget'),loc=require('./location'),CloseEvent=require('./event/close'),TransportMessageEvent=require('./event/trans-message'),InfoReceiver=require('./info-receiver');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:main');}
var transports;function SockJS(url,protocols,options){if(!(this instanceof SockJS)){return new SockJS(url,protocols,options);}
if(arguments.length<1){throw new TypeError("Failed to construct 'SockJS: 1 argument required, but only 0 present");}
EventTarget.call(this);this.readyState=SockJS.CONNECTING;this.extensions='';this.protocol='';options=options||{};if(options.protocols_whitelist){log.warn("'protocols_whitelist' is DEPRECATED. Use 'transports' instead.");}
this._transportsWhitelist=options.transports;this._transportOptions=options.transportOptions||{};var sessionId=options.sessionId||8;if(typeof sessionId==='function'){this._generateSessionId=sessionId;}else if(typeof sessionId==='number'){this._generateSessionId=function(){return random.string(sessionId);};}else{throw new TypeError('If sessionId is used in the options, it needs to be a number or a function.');}
this._server=options.server||random.numberString(1000);var parsedUrl=new URL(url);if(!parsedUrl.host||!parsedUrl.protocol){throw new SyntaxError("The URL '"+url+"' is invalid");}else if(parsedUrl.hash){throw new SyntaxError('The URL must not contain a fragment');}else if(parsedUrl.protocol!=='http:'&&parsedUrl.protocol!=='https:'){throw new SyntaxError("The URL's scheme must be either 'http:' or 'https:'. '"+parsedUrl.protocol+"' is not allowed.");}
var secure=parsedUrl.protocol==='https:';if(loc.protocol==='https:'&&!secure){throw new Error('SecurityError: An insecure SockJS connection may not be initiated from a page loaded over HTTPS');}
if(!protocols){protocols=[];}else if(!Array.isArray(protocols)){protocols=[protocols];}
var sortedProtocols=protocols.sort();sortedProtocols.forEach(function(proto,i){if(!proto){throw new SyntaxError("The protocols entry '"+proto+"' is invalid.");}
if(i<(sortedProtocols.length-1)&&proto===sortedProtocols[i+1]){throw new SyntaxError("The protocols entry '"+proto+"' is duplicated.");}});var o=urlUtils.getOrigin(loc.href);this._origin=o?o.toLowerCase():null;parsedUrl.set('pathname',parsedUrl.pathname.replace(/\/+$/,''));this.url=parsedUrl.href;debug('using url',this.url);this._urlInfo={nullOrigin:!browser.hasDomain(),sameOrigin:urlUtils.isOriginEqual(this.url,loc.href),sameScheme:urlUtils.isSchemeEqual(this.url,loc.href)};this._ir=new InfoReceiver(this.url,this._urlInfo);this._ir.once('finish',this._receiveInfo.bind(this));}
inherits(SockJS,EventTarget);function userSetCode(code){return code===1000||(code>=3000&&code<=4999);}
SockJS.prototype.close=function(code,reason){if(code&&!userSetCode(code)){throw new Error('InvalidAccessError: Invalid code');}
if(reason&&reason.length>123){throw new SyntaxError('reason argument has an invalid length');}
if(this.readyState===SockJS.CLOSING||this.readyState===SockJS.CLOSED){return;}
var wasClean=true;this._close(code||1000,reason||'Normal closure',wasClean);};SockJS.prototype.send=function(data){if(typeof data!=='string'){data=''+data;}
if(this.readyState===SockJS.CONNECTING){throw new Error('InvalidStateError: The connection has not been established yet');}
if(this.readyState!==SockJS.OPEN){return;}
this._transport.send(escape.quote(data));};SockJS.version=require('./version');SockJS.CONNECTING=0;SockJS.OPEN=1;SockJS.CLOSING=2;SockJS.CLOSED=3;SockJS.prototype._receiveInfo=function(info,rtt){debug('_receiveInfo',rtt);this._ir=null;if(!info){this._close(1002,'Cannot connect to server');return;}
this._rto=this.countRTO(rtt);this._transUrl=info.base_url?info.base_url:this.url;info=objectUtils.extend(info,this._urlInfo);debug('info',info);var enabledTransports=transports.filterToEnabled(this._transportsWhitelist,info);this._transports=enabledTransports.main;debug(this._transports.length+' enabled transports');this._connect();};SockJS.prototype._connect=function(){for(var Transport=this._transports.shift();Transport;Transport=this._transports.shift()){debug('attempt',Transport.transportName);if(Transport.needBody){if(!global.document.body||(typeof global.document.readyState!=='undefined'&&global.document.readyState!=='complete'&&global.document.readyState!=='interactive')){debug('waiting for body');this._transports.unshift(Transport);eventUtils.attachEvent('load',this._connect.bind(this));return;}}
var timeoutMs=(this._rto*Transport.roundTrips)||5000;this._transportTimeoutId=setTimeout(this._transportTimeout.bind(this),timeoutMs);debug('using timeout',timeoutMs);var transportUrl=urlUtils.addPath(this._transUrl,'/'+this._server+'/'+this._generateSessionId());var options=this._transportOptions[Transport.transportName];debug('transport url',transportUrl);var transportObj=new Transport(transportUrl,this._transUrl,options);transportObj.on('message',this._transportMessage.bind(this));transportObj.once('close',this._transportClose.bind(this));transportObj.transportName=Transport.transportName;this._transport=transportObj;return;}
this._close(2000,'All transports failed',false);};SockJS.prototype._transportTimeout=function(){debug('_transportTimeout');if(this.readyState===SockJS.CONNECTING){if(this._transport){this._transport.close();}
this._transportClose(2007,'Transport timed out');}};SockJS.prototype._transportMessage=function(msg){debug('_transportMessage',msg);var self=this,type=msg.slice(0,1),content=msg.slice(1),payload;switch(type){case'o':this._open();return;case'h':this.dispatchEvent(new Event('heartbeat'));debug('heartbeat',this.transport);return;}
if(content){try{payload=JSON3.parse(content);}catch(e){debug('bad json',content);}}
if(typeof payload==='undefined'){debug('empty payload',content);return;}
switch(type){case'a':if(Array.isArray(payload)){payload.forEach(function(p){debug('message',self.transport,p);self.dispatchEvent(new TransportMessageEvent(p));});}
break;case'm':debug('message',this.transport,payload);this.dispatchEvent(new TransportMessageEvent(payload));break;case'c':if(Array.isArray(payload)&&payload.length===2){this._close(payload[0],payload[1],true);}
break;}};SockJS.prototype._transportClose=function(code,reason){debug('_transportClose',this.transport,code,reason);if(this._transport){this._transport.removeAllListeners();this._transport=null;this.transport=null;}
if(!userSetCode(code)&&code!==2000&&this.readyState===SockJS.CONNECTING){this._connect();return;}
this._close(code,reason);};SockJS.prototype._open=function(){debug('_open',this._transport.transportName,this.readyState);if(this.readyState===SockJS.CONNECTING){if(this._transportTimeoutId){clearTimeout(this._transportTimeoutId);this._transportTimeoutId=null;}
this.readyState=SockJS.OPEN;this.transport=this._transport.transportName;this.dispatchEvent(new Event('open'));debug('connected',this.transport);}else{this._close(1006,'Server lost session');}};SockJS.prototype._close=function(code,reason,wasClean){debug('_close',this.transport,code,reason,wasClean,this.readyState);var forceFail=false;if(this._ir){forceFail=true;this._ir.close();this._ir=null;}
if(this._transport){this._transport.close();this._transport=null;this.transport=null;}
if(this.readyState===SockJS.CLOSED){throw new Error('InvalidStateError: SockJS has already been closed');}
this.readyState=SockJS.CLOSING;setTimeout(function(){this.readyState=SockJS.CLOSED;if(forceFail){this.dispatchEvent(new Event('error'));}
var e=new CloseEvent('close');e.wasClean=wasClean||false;e.code=code||1000;e.reason=reason;this.dispatchEvent(e);this.onmessage=this.onclose=this.onerror=null;debug('disconnected');}.bind(this),0);};SockJS.prototype.countRTO=function(rtt){if(rtt>100){return 4*rtt;}
return 300+rtt;};module.exports=function(availableTransports){transports=transport(availableTransports);require('./iframe-bootstrap')(SockJS,availableTransports);return SockJS;};}).call(this,{env:{}},typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./event/close":2,"./event/event":4,"./event/eventtarget":5,"./event/trans-message":6,"./iframe-bootstrap":8,"./info-receiver":12,"./location":13,"./shims":15,"./utils/browser":44,"./utils/escape":45,"./utils/event":46,"./utils/log":48,"./utils/object":49,"./utils/random":50,"./utils/transport":51,"./utils/url":52,"./version":53,"debug":54,"inherits":56,"json3":57,"url-parse":61}],15:[function(require,module,exports){'use strict';var ArrayPrototype=Array.prototype;var ObjectPrototype=Object.prototype;var FunctionPrototype=Function.prototype;var StringPrototype=String.prototype;var array_slice=ArrayPrototype.slice;var _toString=ObjectPrototype.toString;var isFunction=function(val){return ObjectPrototype.toString.call(val)==='[object Function]';};var isArray=function isArray(obj){return _toString.call(obj)==='[object Array]';};var isString=function isString(obj){return _toString.call(obj)==='[object String]';};var supportsDescriptors=Object.defineProperty&&(function(){try{Object.defineProperty({},'x',{});return true;}catch(e){return false;}}());var defineProperty;if(supportsDescriptors){defineProperty=function(object,name,method,forceAssign){if(!forceAssign&&(name in object)){return;}
Object.defineProperty(object,name,{configurable:true,enumerable:false,writable:true,value:method});};}else{defineProperty=function(object,name,method,forceAssign){if(!forceAssign&&(name in object)){return;}
object[name]=method;};}
var defineProperties=function(object,map,forceAssign){for(var name in map){if(ObjectPrototype.hasOwnProperty.call(map,name)){defineProperty(object,name,map[name],forceAssign);}}};var toObject=function(o){if(o==null){throw new TypeError("can't convert "+o+' to object');}
return Object(o);};function toInteger(num){var n=+num;if(n!==n){n=0;}else if(n!==0&&n!==(1/0)&&n!==-(1/0)){n=(n>0||-1)*Math.floor(Math.abs(n));}
return n;}
function ToUint32(x){return x>>>0;}
function Empty(){}
defineProperties(FunctionPrototype,{bind:function bind(that){var target=this;if(!isFunction(target)){throw new TypeError('Function.prototype.bind called on incompatible '+target);}
var args=array_slice.call(arguments,1);var binder=function(){if(this instanceof bound){var result=target.apply(this,args.concat(array_slice.call(arguments)));if(Object(result)===result){return result;}
return this;}else{return target.apply(that,args.concat(array_slice.call(arguments)));}};var boundLength=Math.max(0,target.length-args.length);var boundArgs=[];for(var i=0;i<boundLength;i++){boundArgs.push('$'+i);}
var bound=Function('binder','return function ('+boundArgs.join(',')+'){ return binder.apply(this, arguments); }')(binder);if(target.prototype){Empty.prototype=target.prototype;bound.prototype=new Empty();Empty.prototype=null;}
return bound;}});defineProperties(Array,{isArray:isArray});var boxedString=Object('a');var splitString=boxedString[0]!=='a'||!(0 in boxedString);var properlyBoxesContext=function properlyBoxed(method){var properlyBoxesNonStrict=true;var properlyBoxesStrict=true;if(method){method.call('foo',function(_,__,context){if(typeof context!=='object'){properlyBoxesNonStrict=false;}});method.call([1],function(){'use strict';properlyBoxesStrict=typeof this==='string';},'x');}
return!!method&&properlyBoxesNonStrict&&properlyBoxesStrict;};defineProperties(ArrayPrototype,{forEach:function forEach(fun){var object=toObject(this),self=splitString&&isString(this)?this.split(''):object,thisp=arguments[1],i=-1,length=self.length>>>0;if(!isFunction(fun)){throw new TypeError();}
while(++i<length){if(i in self){fun.call(thisp,self[i],i,object);}}}},!properlyBoxesContext(ArrayPrototype.forEach));var hasFirefox2IndexOfBug=Array.prototype.indexOf&&[0,1].indexOf(1,2)!==-1;defineProperties(ArrayPrototype,{indexOf:function indexOf(sought){var self=splitString&&isString(this)?this.split(''):toObject(this),length=self.length>>>0;if(!length){return-1;}
var i=0;if(arguments.length>1){i=toInteger(arguments[1]);}
i=i>=0?i:Math.max(0,length+i);for(;i<length;i++){if(i in self&&self[i]===sought){return i;}}
return-1;}},hasFirefox2IndexOfBug);var string_split=StringPrototype.split;if('ab'.split(/(?:ab)*/).length!==2||'.'.split(/(.?)(.?)/).length!==4||'tesst'.split(/(s)*/)[1]==='t'||'test'.split(/(?:)/,-1).length!==4||''.split(/.?/).length||'.'.split(/()()/).length>1){(function(){var compliantExecNpcg=/()??/.exec('')[1]===void 0;StringPrototype.split=function(separator,limit){var string=this;if(separator===void 0&&limit===0){return[];}
if(_toString.call(separator)!=='[object RegExp]'){return string_split.call(this,separator,limit);}
var output=[],flags=(separator.ignoreCase?'i':'')+
(separator.multiline?'m':'')+
(separator.extended?'x':'')+
(separator.sticky?'y':''),lastLastIndex=0,separator2,match,lastIndex,lastLength;separator=new RegExp(separator.source,flags+'g');string+='';if(!compliantExecNpcg){separator2=new RegExp('^'+separator.source+'$(?!\\s)',flags);}
limit=limit===void 0?-1>>>0:ToUint32(limit);while(match=separator.exec(string)){lastIndex=match.index+match[0].length;if(lastIndex>lastLastIndex){output.push(string.slice(lastLastIndex,match.index));if(!compliantExecNpcg&&match.length>1){match[0].replace(separator2,function(){for(var i=1;i<arguments.length-2;i++){if(arguments[i]===void 0){match[i]=void 0;}}});}
if(match.length>1&&match.index<string.length){ArrayPrototype.push.apply(output,match.slice(1));}
lastLength=match[0].length;lastLastIndex=lastIndex;if(output.length>=limit){break;}}
if(separator.lastIndex===match.index){separator.lastIndex++;}}
if(lastLastIndex===string.length){if(lastLength||!separator.test('')){output.push('');}}else{output.push(string.slice(lastLastIndex));}
return output.length>limit?output.slice(0,limit):output;};}());}else if('0'.split(void 0,0).length){StringPrototype.split=function split(separator,limit){if(separator===void 0&&limit===0){return[];}
return string_split.call(this,separator,limit);};}
var string_substr=StringPrototype.substr;var hasNegativeSubstrBug=''.substr&&'0b'.substr(-1)!=='b';defineProperties(StringPrototype,{substr:function substr(start,length){return string_substr.call(this,start<0?((start=this.length+start)<0?0:start):start,length);}},hasNegativeSubstrBug);},{}],16:[function(require,module,exports){'use strict';module.exports=[require('./transport/websocket'),require('./transport/xhr-streaming'),require('./transport/xdr-streaming'),require('./transport/eventsource'),require('./transport/lib/iframe-wrap')(require('./transport/eventsource')),require('./transport/htmlfile'),require('./transport/lib/iframe-wrap')(require('./transport/htmlfile')),require('./transport/xhr-polling'),require('./transport/xdr-polling'),require('./transport/lib/iframe-wrap')(require('./transport/xhr-polling')),require('./transport/jsonp-polling')];},{"./transport/eventsource":20,"./transport/htmlfile":21,"./transport/jsonp-polling":23,"./transport/lib/iframe-wrap":26,"./transport/websocket":38,"./transport/xdr-polling":39,"./transport/xdr-streaming":40,"./transport/xhr-polling":41,"./transport/xhr-streaming":42}],17:[function(require,module,exports){(function(process,global){'use strict';var EventEmitter=require('events').EventEmitter,inherits=require('inherits'),utils=require('../../utils/event'),urlUtils=require('../../utils/url'),XHR=global.XMLHttpRequest;var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:browser:xhr');}
function AbstractXHRObject(method,url,payload,opts){debug(method,url);var self=this;EventEmitter.call(this);setTimeout(function(){self._start(method,url,payload,opts);},0);}
inherits(AbstractXHRObject,EventEmitter);AbstractXHRObject.prototype._start=function(method,url,payload,opts){var self=this;try{this.xhr=new XHR();}catch(x){}
if(!this.xhr){debug('no xhr');this.emit('finish',0,'no xhr support');this._cleanup();return;}
url=urlUtils.addQuery(url,'t='+(+new Date()));this.unloadRef=utils.unloadAdd(function(){debug('unload cleanup');self._cleanup(true);});try{this.xhr.open(method,url,true);if(this.timeout&&'timeout'in this.xhr){this.xhr.timeout=this.timeout;this.xhr.ontimeout=function(){debug('xhr timeout');self.emit('finish',0,'');self._cleanup(false);};}}catch(e){debug('exception',e);this.emit('finish',0,'');this._cleanup(false);return;}
if((!opts||!opts.noCredentials)&&AbstractXHRObject.supportsCORS){debug('withCredentials');this.xhr.withCredentials=true;}
if(opts&&opts.headers){for(var key in opts.headers){this.xhr.setRequestHeader(key,opts.headers[key]);}}
this.xhr.onreadystatechange=function(){if(self.xhr){var x=self.xhr;var text,status;debug('readyState',x.readyState);switch(x.readyState){case 3:try{status=x.status;text=x.responseText;}catch(e){}
debug('status',status);if(status===1223){status=204;}
if(status===200&&text&&text.length>0){debug('chunk');self.emit('chunk',status,text);}
break;case 4:status=x.status;debug('status',status);if(status===1223){status=204;}
if(status===12005||status===12029){status=0;}
debug('finish',status,x.responseText);self.emit('finish',status,x.responseText);self._cleanup(false);break;}}};try{self.xhr.send(payload);}catch(e){self.emit('finish',0,'');self._cleanup(false);}};AbstractXHRObject.prototype._cleanup=function(abort){debug('cleanup');if(!this.xhr){return;}
this.removeAllListeners();utils.unloadDel(this.unloadRef);this.xhr.onreadystatechange=function(){};if(this.xhr.ontimeout){this.xhr.ontimeout=null;}
if(abort){try{this.xhr.abort();}catch(x){}}
this.unloadRef=this.xhr=null;};AbstractXHRObject.prototype.close=function(){debug('close');this._cleanup(true);};AbstractXHRObject.enabled=!!XHR;var axo=['Active'].concat('Object').join('X');if(!AbstractXHRObject.enabled&&(axo in global)){debug('overriding xmlhttprequest');XHR=function(){try{return new global[axo]('Microsoft.XMLHTTP');}catch(e){return null;}};AbstractXHRObject.enabled=!!new XHR();}
var cors=false;try{cors='withCredentials'in new XHR();}catch(ignored){}
AbstractXHRObject.supportsCORS=cors;module.exports=AbstractXHRObject;}).call(this,{env:{}},typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"../../utils/event":46,"../../utils/url":52,"debug":54,"events":3,"inherits":56}],18:[function(require,module,exports){(function(global){module.exports=global.EventSource;}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],19:[function(require,module,exports){(function(global){'use strict';var Driver=global.WebSocket||global.MozWebSocket;if(Driver){module.exports=function WebSocketBrowserDriver(url){return new Driver(url);};}else{module.exports=undefined;}}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],20:[function(require,module,exports){'use strict';var inherits=require('inherits'),AjaxBasedTransport=require('./lib/ajax-based'),EventSourceReceiver=require('./receiver/eventsource'),XHRCorsObject=require('./sender/xhr-cors'),EventSourceDriver=require('eventsource');function EventSourceTransport(transUrl){if(!EventSourceTransport.enabled()){throw new Error('Transport created when disabled');}
AjaxBasedTransport.call(this,transUrl,'/eventsource',EventSourceReceiver,XHRCorsObject);}
inherits(EventSourceTransport,AjaxBasedTransport);EventSourceTransport.enabled=function(){return!!EventSourceDriver;};EventSourceTransport.transportName='eventsource';EventSourceTransport.roundTrips=2;module.exports=EventSourceTransport;},{"./lib/ajax-based":24,"./receiver/eventsource":29,"./sender/xhr-cors":35,"eventsource":18,"inherits":56}],21:[function(require,module,exports){'use strict';var inherits=require('inherits'),HtmlfileReceiver=require('./receiver/htmlfile'),XHRLocalObject=require('./sender/xhr-local'),AjaxBasedTransport=require('./lib/ajax-based');function HtmlFileTransport(transUrl){if(!HtmlfileReceiver.enabled){throw new Error('Transport created when disabled');}
AjaxBasedTransport.call(this,transUrl,'/htmlfile',HtmlfileReceiver,XHRLocalObject);}
inherits(HtmlFileTransport,AjaxBasedTransport);HtmlFileTransport.enabled=function(info){return HtmlfileReceiver.enabled&&info.sameOrigin;};HtmlFileTransport.transportName='htmlfile';HtmlFileTransport.roundTrips=2;module.exports=HtmlFileTransport;},{"./lib/ajax-based":24,"./receiver/htmlfile":30,"./sender/xhr-local":37,"inherits":56}],22:[function(require,module,exports){(function(process){'use strict';var inherits=require('inherits'),JSON3=require('json3'),EventEmitter=require('events').EventEmitter,version=require('../version'),urlUtils=require('../utils/url'),iframeUtils=require('../utils/iframe'),eventUtils=require('../utils/event'),random=require('../utils/random');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:transport:iframe');}
function IframeTransport(transport,transUrl,baseUrl){if(!IframeTransport.enabled()){throw new Error('Transport created when disabled');}
EventEmitter.call(this);var self=this;this.origin=urlUtils.getOrigin(baseUrl);this.baseUrl=baseUrl;this.transUrl=transUrl;this.transport=transport;this.windowId=random.string(8);var iframeUrl=urlUtils.addPath(baseUrl,'/iframe.html')+'#'+this.windowId;debug(transport,transUrl,iframeUrl);this.iframeObj=iframeUtils.createIframe(iframeUrl,function(r){debug('err callback');self.emit('close',1006,'Unable to load an iframe ('+r+')');self.close();});this.onmessageCallback=this._message.bind(this);eventUtils.attachEvent('message',this.onmessageCallback);}
inherits(IframeTransport,EventEmitter);IframeTransport.prototype.close=function(){debug('close');this.removeAllListeners();if(this.iframeObj){eventUtils.detachEvent('message',this.onmessageCallback);try{this.postMessage('c');}catch(x){}
this.iframeObj.cleanup();this.iframeObj=null;this.onmessageCallback=this.iframeObj=null;}};IframeTransport.prototype._message=function(e){debug('message',e.data);if(!urlUtils.isOriginEqual(e.origin,this.origin)){debug('not same origin',e.origin,this.origin);return;}
var iframeMessage;try{iframeMessage=JSON3.parse(e.data);}catch(ignored){debug('bad json',e.data);return;}
if(iframeMessage.windowId!==this.windowId){debug('mismatched window id',iframeMessage.windowId,this.windowId);return;}
switch(iframeMessage.type){case's':this.iframeObj.loaded();this.postMessage('s',JSON3.stringify([version,this.transport,this.transUrl,this.baseUrl]));break;case't':this.emit('message',iframeMessage.data);break;case'c':var cdata;try{cdata=JSON3.parse(iframeMessage.data);}catch(ignored){debug('bad json',iframeMessage.data);return;}
this.emit('close',cdata[0],cdata[1]);this.close();break;}};IframeTransport.prototype.postMessage=function(type,data){debug('postMessage',type,data);this.iframeObj.post(JSON3.stringify({windowId:this.windowId,type:type,data:data||''}),this.origin);};IframeTransport.prototype.send=function(message){debug('send',message);this.postMessage('m',message);};IframeTransport.enabled=function(){return iframeUtils.iframeEnabled;};IframeTransport.transportName='iframe';IframeTransport.roundTrips=2;module.exports=IframeTransport;}).call(this,{env:{}})},{"../utils/event":46,"../utils/iframe":47,"../utils/random":50,"../utils/url":52,"../version":53,"debug":54,"events":3,"inherits":56,"json3":57}],23:[function(require,module,exports){(function(global){'use strict';var inherits=require('inherits'),SenderReceiver=require('./lib/sender-receiver'),JsonpReceiver=require('./receiver/jsonp'),jsonpSender=require('./sender/jsonp');function JsonPTransport(transUrl){if(!JsonPTransport.enabled()){throw new Error('Transport created when disabled');}
SenderReceiver.call(this,transUrl,'/jsonp',jsonpSender,JsonpReceiver);}
inherits(JsonPTransport,SenderReceiver);JsonPTransport.enabled=function(){return!!global.document;};JsonPTransport.transportName='jsonp-polling';JsonPTransport.roundTrips=1;JsonPTransport.needBody=true;module.exports=JsonPTransport;}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./lib/sender-receiver":28,"./receiver/jsonp":31,"./sender/jsonp":33,"inherits":56}],24:[function(require,module,exports){(function(process){'use strict';var inherits=require('inherits'),urlUtils=require('../../utils/url'),SenderReceiver=require('./sender-receiver');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:ajax-based');}
function createAjaxSender(AjaxObject){return function(url,payload,callback){debug('create ajax sender',url,payload);var opt={};if(typeof payload==='string'){opt.headers={'Content-type':'text/plain'};}
var ajaxUrl=urlUtils.addPath(url,'/xhr_send');var xo=new AjaxObject('POST',ajaxUrl,payload,opt);xo.once('finish',function(status){debug('finish',status);xo=null;if(status!==200&&status!==204){return callback(new Error('http status '+status));}
callback();});return function(){debug('abort');xo.close();xo=null;var err=new Error('Aborted');err.code=1000;callback(err);};};}
function AjaxBasedTransport(transUrl,urlSuffix,Receiver,AjaxObject){SenderReceiver.call(this,transUrl,urlSuffix,createAjaxSender(AjaxObject),Receiver,AjaxObject);}
inherits(AjaxBasedTransport,SenderReceiver);module.exports=AjaxBasedTransport;}).call(this,{env:{}})},{"../../utils/url":52,"./sender-receiver":28,"debug":54,"inherits":56}],25:[function(require,module,exports){(function(process){'use strict';var inherits=require('inherits'),EventEmitter=require('events').EventEmitter;var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:buffered-sender');}
function BufferedSender(url,sender){debug(url);EventEmitter.call(this);this.sendBuffer=[];this.sender=sender;this.url=url;}
inherits(BufferedSender,EventEmitter);BufferedSender.prototype.send=function(message){debug('send',message);this.sendBuffer.push(message);if(!this.sendStop){this.sendSchedule();}};BufferedSender.prototype.sendScheduleWait=function(){debug('sendScheduleWait');var self=this;var tref;this.sendStop=function(){debug('sendStop');self.sendStop=null;clearTimeout(tref);};tref=setTimeout(function(){debug('timeout');self.sendStop=null;self.sendSchedule();},25);};BufferedSender.prototype.sendSchedule=function(){debug('sendSchedule',this.sendBuffer.length);var self=this;if(this.sendBuffer.length>0){var payload='['+this.sendBuffer.join(',')+']';this.sendStop=this.sender(this.url,payload,function(err){self.sendStop=null;if(err){debug('error',err);self.emit('close',err.code||1006,'Sending error: '+err);self.close();}else{self.sendScheduleWait();}});this.sendBuffer=[];}};BufferedSender.prototype._cleanup=function(){debug('_cleanup');this.removeAllListeners();};BufferedSender.prototype.close=function(){debug('close');this._cleanup();if(this.sendStop){this.sendStop();this.sendStop=null;}};module.exports=BufferedSender;}).call(this,{env:{}})},{"debug":54,"events":3,"inherits":56}],26:[function(require,module,exports){(function(global){'use strict';var inherits=require('inherits'),IframeTransport=require('../iframe'),objectUtils=require('../../utils/object');module.exports=function(transport){function IframeWrapTransport(transUrl,baseUrl){IframeTransport.call(this,transport.transportName,transUrl,baseUrl);}
inherits(IframeWrapTransport,IframeTransport);IframeWrapTransport.enabled=function(url,info){if(!global.document){return false;}
var iframeInfo=objectUtils.extend({},info);iframeInfo.sameOrigin=true;return transport.enabled(iframeInfo)&&IframeTransport.enabled();};IframeWrapTransport.transportName='iframe-'+transport.transportName;IframeWrapTransport.needBody=true;IframeWrapTransport.roundTrips=IframeTransport.roundTrips+transport.roundTrips-1;IframeWrapTransport.facadeTransport=transport;return IframeWrapTransport;};}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"../../utils/object":49,"../iframe":22,"inherits":56}],27:[function(require,module,exports){(function(process){'use strict';var inherits=require('inherits'),EventEmitter=require('events').EventEmitter;var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:polling');}
function Polling(Receiver,receiveUrl,AjaxObject){debug(receiveUrl);EventEmitter.call(this);this.Receiver=Receiver;this.receiveUrl=receiveUrl;this.AjaxObject=AjaxObject;this._scheduleReceiver();}
inherits(Polling,EventEmitter);Polling.prototype._scheduleReceiver=function(){debug('_scheduleReceiver');var self=this;var poll=this.poll=new this.Receiver(this.receiveUrl,this.AjaxObject);poll.on('message',function(msg){debug('message',msg);self.emit('message',msg);});poll.once('close',function(code,reason){debug('close',code,reason,self.pollIsClosing);self.poll=poll=null;if(!self.pollIsClosing){if(reason==='network'){self._scheduleReceiver();}else{self.emit('close',code||1006,reason);self.removeAllListeners();}}});};Polling.prototype.abort=function(){debug('abort');this.removeAllListeners();this.pollIsClosing=true;if(this.poll){this.poll.abort();}};module.exports=Polling;}).call(this,{env:{}})},{"debug":54,"events":3,"inherits":56}],28:[function(require,module,exports){(function(process){'use strict';var inherits=require('inherits'),urlUtils=require('../../utils/url'),BufferedSender=require('./buffered-sender'),Polling=require('./polling');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:sender-receiver');}
function SenderReceiver(transUrl,urlSuffix,senderFunc,Receiver,AjaxObject){var pollUrl=urlUtils.addPath(transUrl,urlSuffix);debug(pollUrl);var self=this;BufferedSender.call(this,transUrl,senderFunc);this.poll=new Polling(Receiver,pollUrl,AjaxObject);this.poll.on('message',function(msg){debug('poll message',msg);self.emit('message',msg);});this.poll.once('close',function(code,reason){debug('poll close',code,reason);self.poll=null;self.emit('close',code,reason);self.close();});}
inherits(SenderReceiver,BufferedSender);SenderReceiver.prototype.close=function(){BufferedSender.prototype.close.call(this);debug('close');this.removeAllListeners();if(this.poll){this.poll.abort();this.poll=null;}};module.exports=SenderReceiver;}).call(this,{env:{}})},{"../../utils/url":52,"./buffered-sender":25,"./polling":27,"debug":54,"inherits":56}],29:[function(require,module,exports){(function(process){'use strict';var inherits=require('inherits'),EventEmitter=require('events').EventEmitter,EventSourceDriver=require('eventsource');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:receiver:eventsource');}
function EventSourceReceiver(url){debug(url);EventEmitter.call(this);var self=this;var es=this.es=new EventSourceDriver(url);es.onmessage=function(e){debug('message',e.data);self.emit('message',decodeURI(e.data));};es.onerror=function(e){debug('error',es.readyState,e);var reason=(es.readyState!==2?'network':'permanent');self._cleanup();self._close(reason);};}
inherits(EventSourceReceiver,EventEmitter);EventSourceReceiver.prototype.abort=function(){debug('abort');this._cleanup();this._close('user');};EventSourceReceiver.prototype._cleanup=function(){debug('cleanup');var es=this.es;if(es){es.onmessage=es.onerror=null;es.close();this.es=null;}};EventSourceReceiver.prototype._close=function(reason){debug('close',reason);var self=this;setTimeout(function(){self.emit('close',null,reason);self.removeAllListeners();},200);};module.exports=EventSourceReceiver;}).call(this,{env:{}})},{"debug":54,"events":3,"eventsource":18,"inherits":56}],30:[function(require,module,exports){(function(process,global){'use strict';var inherits=require('inherits'),iframeUtils=require('../../utils/iframe'),urlUtils=require('../../utils/url'),EventEmitter=require('events').EventEmitter,random=require('../../utils/random');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:receiver:htmlfile');}
function HtmlfileReceiver(url){debug(url);EventEmitter.call(this);var self=this;iframeUtils.polluteGlobalNamespace();this.id='a'+random.string(6);url=urlUtils.addQuery(url,'c='+decodeURIComponent(iframeUtils.WPrefix+'.'+this.id));debug('using htmlfile',HtmlfileReceiver.htmlfileEnabled);var constructFunc=HtmlfileReceiver.htmlfileEnabled?iframeUtils.createHtmlfile:iframeUtils.createIframe;global[iframeUtils.WPrefix][this.id]={start:function(){debug('start');self.iframeObj.loaded();},message:function(data){debug('message',data);self.emit('message',data);},stop:function(){debug('stop');self._cleanup();self._close('network');}};this.iframeObj=constructFunc(url,function(){debug('callback');self._cleanup();self._close('permanent');});}
inherits(HtmlfileReceiver,EventEmitter);HtmlfileReceiver.prototype.abort=function(){debug('abort');this._cleanup();this._close('user');};HtmlfileReceiver.prototype._cleanup=function(){debug('_cleanup');if(this.iframeObj){this.iframeObj.cleanup();this.iframeObj=null;}
delete global[iframeUtils.WPrefix][this.id];};HtmlfileReceiver.prototype._close=function(reason){debug('_close',reason);this.emit('close',null,reason);this.removeAllListeners();};HtmlfileReceiver.htmlfileEnabled=false;var axo=['Active'].concat('Object').join('X');if(axo in global){try{HtmlfileReceiver.htmlfileEnabled=!!new global[axo]('htmlfile');}catch(x){}}
HtmlfileReceiver.enabled=HtmlfileReceiver.htmlfileEnabled||iframeUtils.iframeEnabled;module.exports=HtmlfileReceiver;}).call(this,{env:{}},typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"../../utils/iframe":47,"../../utils/random":50,"../../utils/url":52,"debug":54,"events":3,"inherits":56}],31:[function(require,module,exports){(function(process,global){'use strict';var utils=require('../../utils/iframe'),random=require('../../utils/random'),browser=require('../../utils/browser'),urlUtils=require('../../utils/url'),inherits=require('inherits'),EventEmitter=require('events').EventEmitter;var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:receiver:jsonp');}
function JsonpReceiver(url){debug(url);var self=this;EventEmitter.call(this);utils.polluteGlobalNamespace();this.id='a'+random.string(6);var urlWithId=urlUtils.addQuery(url,'c='+encodeURIComponent(utils.WPrefix+'.'+this.id));global[utils.WPrefix][this.id]=this._callback.bind(this);this._createScript(urlWithId);this.timeoutId=setTimeout(function(){debug('timeout');self._abort(new Error('JSONP script loaded abnormally (timeout)'));},JsonpReceiver.timeout);}
inherits(JsonpReceiver,EventEmitter);JsonpReceiver.prototype.abort=function(){debug('abort');if(global[utils.WPrefix][this.id]){var err=new Error('JSONP user aborted read');err.code=1000;this._abort(err);}};JsonpReceiver.timeout=35000;JsonpReceiver.scriptErrorTimeout=1000;JsonpReceiver.prototype._callback=function(data){debug('_callback',data);this._cleanup();if(this.aborting){return;}
if(data){debug('message',data);this.emit('message',data);}
this.emit('close',null,'network');this.removeAllListeners();};JsonpReceiver.prototype._abort=function(err){debug('_abort',err);this._cleanup();this.aborting=true;this.emit('close',err.code,err.message);this.removeAllListeners();};JsonpReceiver.prototype._cleanup=function(){debug('_cleanup');clearTimeout(this.timeoutId);if(this.script2){this.script2.parentNode.removeChild(this.script2);this.script2=null;}
if(this.script){var script=this.script;script.parentNode.removeChild(script);script.onreadystatechange=script.onerror=script.onload=script.onclick=null;this.script=null;}
delete global[utils.WPrefix][this.id];};JsonpReceiver.prototype._scriptError=function(){debug('_scriptError');var self=this;if(this.errorTimer){return;}
this.errorTimer=setTimeout(function(){if(!self.loadedOkay){self._abort(new Error('JSONP script loaded abnormally (onerror)'));}},JsonpReceiver.scriptErrorTimeout);};JsonpReceiver.prototype._createScript=function(url){debug('_createScript',url);var self=this;var script=this.script=global.document.createElement('script');var script2;script.id='a'+random.string(8);script.src=url;script.type='text/javascript';script.charset='UTF-8';script.onerror=this._scriptError.bind(this);script.onload=function(){debug('onload');self._abort(new Error('JSONP script loaded abnormally (onload)'));};script.onreadystatechange=function(){debug('onreadystatechange',script.readyState);if(/loaded|closed/.test(script.readyState)){if(script&&script.htmlFor&&script.onclick){self.loadedOkay=true;try{script.onclick();}catch(x){}}
if(script){self._abort(new Error('JSONP script loaded abnormally (onreadystatechange)'));}}};if(typeof script.async==='undefined'&&global.document.attachEvent){if(!browser.isOpera()){try{script.htmlFor=script.id;script.event='onclick';}catch(x){}
script.async=true;}else{script2=this.script2=global.document.createElement('script');script2.text="try{var a = document.getElementById('"+script.id+"'); if(a)a.onerror();}catch(x){};";script.async=script2.async=false;}}
if(typeof script.async!=='undefined'){script.async=true;}
var head=global.document.getElementsByTagName('head')[0];head.insertBefore(script,head.firstChild);if(script2){head.insertBefore(script2,head.firstChild);}};module.exports=JsonpReceiver;}).call(this,{env:{}},typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"../../utils/browser":44,"../../utils/iframe":47,"../../utils/random":50,"../../utils/url":52,"debug":54,"events":3,"inherits":56}],32:[function(require,module,exports){(function(process){'use strict';var inherits=require('inherits'),EventEmitter=require('events').EventEmitter;var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:receiver:xhr');}
function XhrReceiver(url,AjaxObject){debug(url);EventEmitter.call(this);var self=this;this.bufferPosition=0;this.xo=new AjaxObject('POST',url,null);this.xo.on('chunk',this._chunkHandler.bind(this));this.xo.once('finish',function(status,text){debug('finish',status,text);self._chunkHandler(status,text);self.xo=null;var reason=status===200?'network':'permanent';debug('close',reason);self.emit('close',null,reason);self._cleanup();});}
inherits(XhrReceiver,EventEmitter);XhrReceiver.prototype._chunkHandler=function(status,text){debug('_chunkHandler',status);if(status!==200||!text){return;}
for(var idx=-1;;this.bufferPosition+=idx+1){var buf=text.slice(this.bufferPosition);idx=buf.indexOf('\n');if(idx===-1){break;}
var msg=buf.slice(0,idx);if(msg){debug('message',msg);this.emit('message',msg);}}};XhrReceiver.prototype._cleanup=function(){debug('_cleanup');this.removeAllListeners();};XhrReceiver.prototype.abort=function(){debug('abort');if(this.xo){this.xo.close();debug('close');this.emit('close',null,'user');this.xo=null;}
this._cleanup();};module.exports=XhrReceiver;}).call(this,{env:{}})},{"debug":54,"events":3,"inherits":56}],33:[function(require,module,exports){(function(process,global){'use strict';var random=require('../../utils/random'),urlUtils=require('../../utils/url');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:sender:jsonp');}
var form,area;function createIframe(id){debug('createIframe',id);try{return global.document.createElement('<iframe name="'+id+'">');}catch(x){var iframe=global.document.createElement('iframe');iframe.name=id;return iframe;}}
function createForm(){debug('createForm');form=global.document.createElement('form');form.style.display='none';form.style.position='absolute';form.method='POST';form.enctype='application/x-www-form-urlencoded';form.acceptCharset='UTF-8';area=global.document.createElement('textarea');area.name='d';form.appendChild(area);global.document.body.appendChild(form);}
module.exports=function(url,payload,callback){debug(url,payload);if(!form){createForm();}
var id='a'+random.string(8);form.target=id;form.action=urlUtils.addQuery(urlUtils.addPath(url,'/jsonp_send'),'i='+id);var iframe=createIframe(id);iframe.id=id;iframe.style.display='none';form.appendChild(iframe);try{area.value=payload;}catch(e){}
form.submit();var completed=function(err){debug('completed',id,err);if(!iframe.onerror){return;}
iframe.onreadystatechange=iframe.onerror=iframe.onload=null;setTimeout(function(){debug('cleaning up',id);iframe.parentNode.removeChild(iframe);iframe=null;},500);area.value='';callback(err);};iframe.onerror=function(){debug('onerror',id);completed();};iframe.onload=function(){debug('onload',id);completed();};iframe.onreadystatechange=function(e){debug('onreadystatechange',id,iframe.readyState,e);if(iframe.readyState==='complete'){completed();}};return function(){debug('aborted',id);completed(new Error('Aborted'));};};}).call(this,{env:{}},typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"../../utils/random":50,"../../utils/url":52,"debug":54}],34:[function(require,module,exports){(function(process,global){'use strict';var EventEmitter=require('events').EventEmitter,inherits=require('inherits'),eventUtils=require('../../utils/event'),browser=require('../../utils/browser'),urlUtils=require('../../utils/url');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:sender:xdr');}
function XDRObject(method,url,payload){debug(method,url);var self=this;EventEmitter.call(this);setTimeout(function(){self._start(method,url,payload);},0);}
inherits(XDRObject,EventEmitter);XDRObject.prototype._start=function(method,url,payload){debug('_start');var self=this;var xdr=new global.XDomainRequest();url=urlUtils.addQuery(url,'t='+(+new Date()));xdr.onerror=function(){debug('onerror');self._error();};xdr.ontimeout=function(){debug('ontimeout');self._error();};xdr.onprogress=function(){debug('progress',xdr.responseText);self.emit('chunk',200,xdr.responseText);};xdr.onload=function(){debug('load');self.emit('finish',200,xdr.responseText);self._cleanup(false);};this.xdr=xdr;this.unloadRef=eventUtils.unloadAdd(function(){self._cleanup(true);});try{this.xdr.open(method,url);if(this.timeout){this.xdr.timeout=this.timeout;}
this.xdr.send(payload);}catch(x){this._error();}};XDRObject.prototype._error=function(){this.emit('finish',0,'');this._cleanup(false);};XDRObject.prototype._cleanup=function(abort){debug('cleanup',abort);if(!this.xdr){return;}
this.removeAllListeners();eventUtils.unloadDel(this.unloadRef);this.xdr.ontimeout=this.xdr.onerror=this.xdr.onprogress=this.xdr.onload=null;if(abort){try{this.xdr.abort();}catch(x){}}
this.unloadRef=this.xdr=null;};XDRObject.prototype.close=function(){debug('close');this._cleanup(true);};XDRObject.enabled=!!(global.XDomainRequest&&browser.hasDomain());module.exports=XDRObject;}).call(this,{env:{}},typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"../../utils/browser":44,"../../utils/event":46,"../../utils/url":52,"debug":54,"events":3,"inherits":56}],35:[function(require,module,exports){'use strict';var inherits=require('inherits'),XhrDriver=require('../driver/xhr');function XHRCorsObject(method,url,payload,opts){XhrDriver.call(this,method,url,payload,opts);}
inherits(XHRCorsObject,XhrDriver);XHRCorsObject.enabled=XhrDriver.enabled&&XhrDriver.supportsCORS;module.exports=XHRCorsObject;},{"../driver/xhr":17,"inherits":56}],36:[function(require,module,exports){'use strict';var EventEmitter=require('events').EventEmitter,inherits=require('inherits');function XHRFake(){var self=this;EventEmitter.call(this);this.to=setTimeout(function(){self.emit('finish',200,'{}');},XHRFake.timeout);}
inherits(XHRFake,EventEmitter);XHRFake.prototype.close=function(){clearTimeout(this.to);};XHRFake.timeout=2000;module.exports=XHRFake;},{"events":3,"inherits":56}],37:[function(require,module,exports){'use strict';var inherits=require('inherits'),XhrDriver=require('../driver/xhr');function XHRLocalObject(method,url,payload){XhrDriver.call(this,method,url,payload,{noCredentials:true});}
inherits(XHRLocalObject,XhrDriver);XHRLocalObject.enabled=XhrDriver.enabled;module.exports=XHRLocalObject;},{"../driver/xhr":17,"inherits":56}],38:[function(require,module,exports){(function(process){'use strict';var utils=require('../utils/event'),urlUtils=require('../utils/url'),inherits=require('inherits'),EventEmitter=require('events').EventEmitter,WebsocketDriver=require('./driver/websocket');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:websocket');}
function WebSocketTransport(transUrl,ignore,options){if(!WebSocketTransport.enabled()){throw new Error('Transport created when disabled');}
EventEmitter.call(this);debug('constructor',transUrl);var self=this;var url=urlUtils.addPath(transUrl,'/websocket');if(url.slice(0,5)==='https'){url='wss'+url.slice(5);}else{url='ws'+url.slice(4);}
this.url=url;this.ws=new WebsocketDriver(this.url,[],options);this.ws.onmessage=function(e){debug('message event',e.data);self.emit('message',e.data);};this.unloadRef=utils.unloadAdd(function(){debug('unload');self.ws.close();});this.ws.onclose=function(e){debug('close event',e.code,e.reason);self.emit('close',e.code,e.reason);self._cleanup();};this.ws.onerror=function(e){debug('error event',e);self.emit('close',1006,'WebSocket connection broken');self._cleanup();};}
inherits(WebSocketTransport,EventEmitter);WebSocketTransport.prototype.send=function(data){var msg='['+data+']';debug('send',msg);this.ws.send(msg);};WebSocketTransport.prototype.close=function(){debug('close');var ws=this.ws;this._cleanup();if(ws){ws.close();}};WebSocketTransport.prototype._cleanup=function(){debug('_cleanup');var ws=this.ws;if(ws){ws.onmessage=ws.onclose=ws.onerror=null;}
utils.unloadDel(this.unloadRef);this.unloadRef=this.ws=null;this.removeAllListeners();};WebSocketTransport.enabled=function(){debug('enabled');return!!WebsocketDriver;};WebSocketTransport.transportName='websocket';WebSocketTransport.roundTrips=2;module.exports=WebSocketTransport;}).call(this,{env:{}})},{"../utils/event":46,"../utils/url":52,"./driver/websocket":19,"debug":54,"events":3,"inherits":56}],39:[function(require,module,exports){'use strict';var inherits=require('inherits'),AjaxBasedTransport=require('./lib/ajax-based'),XdrStreamingTransport=require('./xdr-streaming'),XhrReceiver=require('./receiver/xhr'),XDRObject=require('./sender/xdr');function XdrPollingTransport(transUrl){if(!XDRObject.enabled){throw new Error('Transport created when disabled');}
AjaxBasedTransport.call(this,transUrl,'/xhr',XhrReceiver,XDRObject);}
inherits(XdrPollingTransport,AjaxBasedTransport);XdrPollingTransport.enabled=XdrStreamingTransport.enabled;XdrPollingTransport.transportName='xdr-polling';XdrPollingTransport.roundTrips=2;module.exports=XdrPollingTransport;},{"./lib/ajax-based":24,"./receiver/xhr":32,"./sender/xdr":34,"./xdr-streaming":40,"inherits":56}],40:[function(require,module,exports){'use strict';var inherits=require('inherits'),AjaxBasedTransport=require('./lib/ajax-based'),XhrReceiver=require('./receiver/xhr'),XDRObject=require('./sender/xdr');function XdrStreamingTransport(transUrl){if(!XDRObject.enabled){throw new Error('Transport created when disabled');}
AjaxBasedTransport.call(this,transUrl,'/xhr_streaming',XhrReceiver,XDRObject);}
inherits(XdrStreamingTransport,AjaxBasedTransport);XdrStreamingTransport.enabled=function(info){if(info.cookie_needed||info.nullOrigin){return false;}
return XDRObject.enabled&&info.sameScheme;};XdrStreamingTransport.transportName='xdr-streaming';XdrStreamingTransport.roundTrips=2;module.exports=XdrStreamingTransport;},{"./lib/ajax-based":24,"./receiver/xhr":32,"./sender/xdr":34,"inherits":56}],41:[function(require,module,exports){'use strict';var inherits=require('inherits'),AjaxBasedTransport=require('./lib/ajax-based'),XhrReceiver=require('./receiver/xhr'),XHRCorsObject=require('./sender/xhr-cors'),XHRLocalObject=require('./sender/xhr-local');function XhrPollingTransport(transUrl){if(!XHRLocalObject.enabled&&!XHRCorsObject.enabled){throw new Error('Transport created when disabled');}
AjaxBasedTransport.call(this,transUrl,'/xhr',XhrReceiver,XHRCorsObject);}
inherits(XhrPollingTransport,AjaxBasedTransport);XhrPollingTransport.enabled=function(info){if(info.nullOrigin){return false;}
if(XHRLocalObject.enabled&&info.sameOrigin){return true;}
return XHRCorsObject.enabled;};XhrPollingTransport.transportName='xhr-polling';XhrPollingTransport.roundTrips=2;module.exports=XhrPollingTransport;},{"./lib/ajax-based":24,"./receiver/xhr":32,"./sender/xhr-cors":35,"./sender/xhr-local":37,"inherits":56}],42:[function(require,module,exports){(function(global){'use strict';var inherits=require('inherits'),AjaxBasedTransport=require('./lib/ajax-based'),XhrReceiver=require('./receiver/xhr'),XHRCorsObject=require('./sender/xhr-cors'),XHRLocalObject=require('./sender/xhr-local'),browser=require('../utils/browser');function XhrStreamingTransport(transUrl){if(!XHRLocalObject.enabled&&!XHRCorsObject.enabled){throw new Error('Transport created when disabled');}
AjaxBasedTransport.call(this,transUrl,'/xhr_streaming',XhrReceiver,XHRCorsObject);}
inherits(XhrStreamingTransport,AjaxBasedTransport);XhrStreamingTransport.enabled=function(info){if(info.nullOrigin){return false;}
if(browser.isOpera()){return false;}
return XHRCorsObject.enabled;};XhrStreamingTransport.transportName='xhr-streaming';XhrStreamingTransport.roundTrips=2;XhrStreamingTransport.needBody=!!global.document;module.exports=XhrStreamingTransport;}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"../utils/browser":44,"./lib/ajax-based":24,"./receiver/xhr":32,"./sender/xhr-cors":35,"./sender/xhr-local":37,"inherits":56}],43:[function(require,module,exports){(function(global){'use strict';if(global.crypto&&global.crypto.getRandomValues){module.exports.randomBytes=function(length){var bytes=new Uint8Array(length);global.crypto.getRandomValues(bytes);return bytes;};}else{module.exports.randomBytes=function(length){var bytes=new Array(length);for(var i=0;i<length;i++){bytes[i]=Math.floor(Math.random()*256);}
return bytes;};}}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],44:[function(require,module,exports){(function(global){'use strict';module.exports={isOpera:function(){return global.navigator&&/opera/i.test(global.navigator.userAgent);},isKonqueror:function(){return global.navigator&&/konqueror/i.test(global.navigator.userAgent);},hasDomain:function(){if(!global.document){return true;}
try{return!!global.document.domain;}catch(e){return false;}}};}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],45:[function(require,module,exports){'use strict';var JSON3=require('json3');var extraEscapable=/[\x00-\x1f\ud800-\udfff\ufffe\uffff\u0300-\u0333\u033d-\u0346\u034a-\u034c\u0350-\u0352\u0357-\u0358\u035c-\u0362\u0374\u037e\u0387\u0591-\u05af\u05c4\u0610-\u0617\u0653-\u0654\u0657-\u065b\u065d-\u065e\u06df-\u06e2\u06eb-\u06ec\u0730\u0732-\u0733\u0735-\u0736\u073a\u073d\u073f-\u0741\u0743\u0745\u0747\u07eb-\u07f1\u0951\u0958-\u095f\u09dc-\u09dd\u09df\u0a33\u0a36\u0a59-\u0a5b\u0a5e\u0b5c-\u0b5d\u0e38-\u0e39\u0f43\u0f4d\u0f52\u0f57\u0f5c\u0f69\u0f72-\u0f76\u0f78\u0f80-\u0f83\u0f93\u0f9d\u0fa2\u0fa7\u0fac\u0fb9\u1939-\u193a\u1a17\u1b6b\u1cda-\u1cdb\u1dc0-\u1dcf\u1dfc\u1dfe\u1f71\u1f73\u1f75\u1f77\u1f79\u1f7b\u1f7d\u1fbb\u1fbe\u1fc9\u1fcb\u1fd3\u1fdb\u1fe3\u1feb\u1fee-\u1fef\u1ff9\u1ffb\u1ffd\u2000-\u2001\u20d0-\u20d1\u20d4-\u20d7\u20e7-\u20e9\u2126\u212a-\u212b\u2329-\u232a\u2adc\u302b-\u302c\uaab2-\uaab3\uf900-\ufa0d\ufa10\ufa12\ufa15-\ufa1e\ufa20\ufa22\ufa25-\ufa26\ufa2a-\ufa2d\ufa30-\ufa6d\ufa70-\ufad9\ufb1d\ufb1f\ufb2a-\ufb36\ufb38-\ufb3c\ufb3e\ufb40-\ufb41\ufb43-\ufb44\ufb46-\ufb4e\ufff0-\uffff]/g,extraLookup;var unrollLookup=function(escapable){var i;var unrolled={};var c=[];for(i=0;i<65536;i++){c.push(String.fromCharCode(i));}
escapable.lastIndex=0;c.join('').replace(escapable,function(a){unrolled[a]='\\u'+('0000'+a.charCodeAt(0).toString(16)).slice(-4);return'';});escapable.lastIndex=0;return unrolled;};module.exports={quote:function(string){var quoted=JSON3.stringify(string);extraEscapable.lastIndex=0;if(!extraEscapable.test(quoted)){return quoted;}
if(!extraLookup){extraLookup=unrollLookup(extraEscapable);}
return quoted.replace(extraEscapable,function(a){return extraLookup[a];});}};},{"json3":57}],46:[function(require,module,exports){(function(global){'use strict';var random=require('./random');var onUnload={},afterUnload=false,isChromePackagedApp=global.chrome&&global.chrome.app&&global.chrome.app.runtime;module.exports={attachEvent:function(event,listener){if(typeof global.addEventListener!=='undefined'){global.addEventListener(event,listener,false);}else if(global.document&&global.attachEvent){global.document.attachEvent('on'+event,listener);global.attachEvent('on'+event,listener);}},detachEvent:function(event,listener){if(typeof global.addEventListener!=='undefined'){global.removeEventListener(event,listener,false);}else if(global.document&&global.detachEvent){global.document.detachEvent('on'+event,listener);global.detachEvent('on'+event,listener);}},unloadAdd:function(listener){if(isChromePackagedApp){return null;}
var ref=random.string(8);onUnload[ref]=listener;if(afterUnload){setTimeout(this.triggerUnloadCallbacks,0);}
return ref;},unloadDel:function(ref){if(ref in onUnload){delete onUnload[ref];}},triggerUnloadCallbacks:function(){for(var ref in onUnload){onUnload[ref]();delete onUnload[ref];}}};var unloadTriggered=function(){if(afterUnload){return;}
afterUnload=true;module.exports.triggerUnloadCallbacks();};if(!isChromePackagedApp){module.exports.attachEvent('unload',unloadTriggered);}}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./random":50}],47:[function(require,module,exports){(function(process,global){'use strict';var eventUtils=require('./event'),JSON3=require('json3'),browser=require('./browser');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:utils:iframe');}
module.exports={WPrefix:'_jp',currentWindowId:null,polluteGlobalNamespace:function(){if(!(module.exports.WPrefix in global)){global[module.exports.WPrefix]={};}},postMessage:function(type,data){if(global.parent!==global){global.parent.postMessage(JSON3.stringify({windowId:module.exports.currentWindowId,type:type,data:data||''}),'*');}else{debug('Cannot postMessage, no parent window.',type,data);}},createIframe:function(iframeUrl,errorCallback){var iframe=global.document.createElement('iframe');var tref,unloadRef;var unattach=function(){debug('unattach');clearTimeout(tref);try{iframe.onload=null;}catch(x){}
iframe.onerror=null;};var cleanup=function(){debug('cleanup');if(iframe){unattach();setTimeout(function(){if(iframe){iframe.parentNode.removeChild(iframe);}
iframe=null;},0);eventUtils.unloadDel(unloadRef);}};var onerror=function(err){debug('onerror',err);if(iframe){cleanup();errorCallback(err);}};var post=function(msg,origin){debug('post',msg,origin);setTimeout(function(){try{if(iframe&&iframe.contentWindow){iframe.contentWindow.postMessage(msg,origin);}}catch(x){}},0);};iframe.src=iframeUrl;iframe.style.display='none';iframe.style.position='absolute';iframe.onerror=function(){onerror('onerror');};iframe.onload=function(){debug('onload');clearTimeout(tref);tref=setTimeout(function(){onerror('onload timeout');},2000);};global.document.body.appendChild(iframe);tref=setTimeout(function(){onerror('timeout');},15000);unloadRef=eventUtils.unloadAdd(cleanup);return{post:post,cleanup:cleanup,loaded:unattach};},createHtmlfile:function(iframeUrl,errorCallback){var axo=['Active'].concat('Object').join('X');var doc=new global[axo]('htmlfile');var tref,unloadRef;var iframe;var unattach=function(){clearTimeout(tref);iframe.onerror=null;};var cleanup=function(){if(doc){unattach();eventUtils.unloadDel(unloadRef);iframe.parentNode.removeChild(iframe);iframe=doc=null;CollectGarbage();}};var onerror=function(r){debug('onerror',r);if(doc){cleanup();errorCallback(r);}};var post=function(msg,origin){try{setTimeout(function(){if(iframe&&iframe.contentWindow){iframe.contentWindow.postMessage(msg,origin);}},0);}catch(x){}};doc.open();doc.write('<html><s'+'cript>'+'document.domain="'+global.document.domain+'";'+'</s'+'cript></html>');doc.close();doc.parentWindow[module.exports.WPrefix]=global[module.exports.WPrefix];var c=doc.createElement('div');doc.body.appendChild(c);iframe=doc.createElement('iframe');c.appendChild(iframe);iframe.src=iframeUrl;iframe.onerror=function(){onerror('onerror');};tref=setTimeout(function(){onerror('timeout');},15000);unloadRef=eventUtils.unloadAdd(cleanup);return{post:post,cleanup:cleanup,loaded:unattach};}};module.exports.iframeEnabled=false;if(global.document){module.exports.iframeEnabled=(typeof global.postMessage==='function'||typeof global.postMessage==='object')&&(!browser.isKonqueror());}}).call(this,{env:{}},typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./browser":44,"./event":46,"debug":54,"json3":57}],48:[function(require,module,exports){(function(global){'use strict';var logObject={};['log','debug','warn'].forEach(function(level){var levelExists;try{levelExists=global.console&&global.console[level]&&global.console[level].apply;}catch(e){}
logObject[level]=levelExists?function(){return global.console[level].apply(global.console,arguments);}:(level==='log'?function(){}:logObject.log);});module.exports=logObject;}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],49:[function(require,module,exports){'use strict';module.exports={isObject:function(obj){var type=typeof obj;return type==='function'||type==='object'&&!!obj;},extend:function(obj){if(!this.isObject(obj)){return obj;}
var source,prop;for(var i=1,length=arguments.length;i<length;i++){source=arguments[i];for(prop in source){if(Object.prototype.hasOwnProperty.call(source,prop)){obj[prop]=source[prop];}}}
return obj;}};},{}],50:[function(require,module,exports){'use strict';var crypto=require('crypto');var _randomStringChars='abcdefghijklmnopqrstuvwxyz012345';module.exports={string:function(length){var max=_randomStringChars.length;var bytes=crypto.randomBytes(length);var ret=[];for(var i=0;i<length;i++){ret.push(_randomStringChars.substr(bytes[i]%max,1));}
return ret.join('');},number:function(max){return Math.floor(Math.random()*max);},numberString:function(max){var t=(''+(max-1)).length;var p=new Array(t+1).join('0');return(p+this.number(max)).slice(-t);}};},{"crypto":43}],51:[function(require,module,exports){(function(process){'use strict';var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:utils:transport');}
module.exports=function(availableTransports){return{filterToEnabled:function(transportsWhitelist,info){var transports={main:[],facade:[]};if(!transportsWhitelist){transportsWhitelist=[];}else if(typeof transportsWhitelist==='string'){transportsWhitelist=[transportsWhitelist];}
availableTransports.forEach(function(trans){if(!trans){return;}
if(trans.transportName==='websocket'&&info.websocket===false){debug('disabled from server','websocket');return;}
if(transportsWhitelist.length&&transportsWhitelist.indexOf(trans.transportName)===-1){debug('not in whitelist',trans.transportName);return;}
if(trans.enabled(info)){debug('enabled',trans.transportName);transports.main.push(trans);if(trans.facadeTransport){transports.facade.push(trans.facadeTransport);}}else{debug('disabled',trans.transportName);}});return transports;}};};}).call(this,{env:{}})},{"debug":54}],52:[function(require,module,exports){(function(process){'use strict';var URL=require('url-parse');var debug=function(){};if(process.env.NODE_ENV!=='production'){debug=require('debug')('sockjs-client:utils:url');}
module.exports={getOrigin:function(url){if(!url){return null;}
var p=new URL(url);if(p.protocol==='file:'){return null;}
var port=p.port;if(!port){port=(p.protocol==='https:')?'443':'80';}
return p.protocol+'//'+p.hostname+':'+port;},isOriginEqual:function(a,b){var res=this.getOrigin(a)===this.getOrigin(b);debug('same',a,b,res);return res;},isSchemeEqual:function(a,b){return(a.split(':')[0]===b.split(':')[0]);},addPath:function(url,path){var qs=url.split('?');return qs[0]+path+(qs[1]?'?'+qs[1]:'');},addQuery:function(url,q){return url+(url.indexOf('?')===-1?('?'+q):('&'+q));}};}).call(this,{env:{}})},{"debug":54,"url-parse":61}],53:[function(require,module,exports){module.exports='1.1.5';},{}],54:[function(require,module,exports){(function(process){exports=module.exports=require('./debug');exports.log=log;exports.formatArgs=formatArgs;exports.save=save;exports.load=load;exports.useColors=useColors;exports.storage='undefined'!=typeof chrome&&'undefined'!=typeof chrome.storage?chrome.storage.local:localstorage();exports.colors=['lightseagreen','forestgreen','goldenrod','dodgerblue','darkorchid','crimson'];function useColors(){if(typeof window!=='undefined'&&window.process&&window.process.type==='renderer'){return true;}
return(typeof document!=='undefined'&&document.documentElement&&document.documentElement.style&&document.documentElement.style.WebkitAppearance)||(typeof window!=='undefined'&&window.console&&(window.console.firebug||(window.console.exception&&window.console.table)))||(typeof navigator!=='undefined'&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/)&&parseInt(RegExp.$1,10)>=31)||(typeof navigator!=='undefined'&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/));}
exports.formatters.j=function(v){try{return JSON.stringify(v);}catch(err){return'[UnexpectedJSONParseError]: '+err.message;}};function formatArgs(args){var useColors=this.useColors;args[0]=(useColors?'%c':'')
+this.namespace
+(useColors?' %c':' ')
+args[0]
+(useColors?'%c ':' ')
+'+'+exports.humanize(this.diff);if(!useColors)return;var c='color: '+this.color;args.splice(1,0,c,'color: inherit')
var index=0;var lastC=0;args[0].replace(/%[a-zA-Z%]/g,function(match){if('%%'===match)return;index++;if('%c'===match){lastC=index;}});args.splice(lastC,0,c);}
function log(){return'object'===typeof console&&console.log&&Function.prototype.apply.call(console.log,console,arguments);}
function save(namespaces){try{if(null==namespaces){exports.storage.removeItem('debug');}else{exports.storage.debug=namespaces;}}catch(e){}}
function load(){var r;try{r=exports.storage.debug;}catch(e){}
if(!r&&typeof process!=='undefined'&&'env'in process){r=process.env.DEBUG;}
return r;}
exports.enable(load());function localstorage(){try{return window.localStorage;}catch(e){}}}).call(this,{env:{}})},{"./debug":55}],55:[function(require,module,exports){exports=module.exports=createDebug.debug=createDebug['default']=createDebug;exports.coerce=coerce;exports.disable=disable;exports.enable=enable;exports.enabled=enabled;exports.humanize=require('ms');exports.names=[];exports.skips=[];exports.formatters={};var prevTime;function selectColor(namespace){var hash=0,i;for(i in namespace){hash=((hash<<5)-hash)+namespace.charCodeAt(i);hash|=0;}
return exports.colors[Math.abs(hash)%exports.colors.length];}
function createDebug(namespace){function debug(){if(!debug.enabled)return;var self=debug;var curr=+new Date();var ms=curr-(prevTime||curr);self.diff=ms;self.prev=prevTime;self.curr=curr;prevTime=curr;var args=new Array(arguments.length);for(var i=0;i<args.length;i++){args[i]=arguments[i];}
args[0]=exports.coerce(args[0]);if('string'!==typeof args[0]){args.unshift('%O');}
var index=0;args[0]=args[0].replace(/%([a-zA-Z%])/g,function(match,format){if(match==='%%')return match;index++;var formatter=exports.formatters[format];if('function'===typeof formatter){var val=args[index];match=formatter.call(self,val);args.splice(index,1);index--;}
return match;});exports.formatArgs.call(self,args);var logFn=debug.log||exports.log||console.log.bind(console);logFn.apply(self,args);}
debug.namespace=namespace;debug.enabled=exports.enabled(namespace);debug.useColors=exports.useColors();debug.color=selectColor(namespace);if('function'===typeof exports.init){exports.init(debug);}
return debug;}
function enable(namespaces){exports.save(namespaces);exports.names=[];exports.skips=[];var split=(typeof namespaces==='string'?namespaces:'').split(/[\s,]+/);var len=split.length;for(var i=0;i<len;i++){if(!split[i])continue;namespaces=split[i].replace(/\*/g,'.*?');if(namespaces[0]==='-'){exports.skips.push(new RegExp('^'+namespaces.substr(1)+'$'));}else{exports.names.push(new RegExp('^'+namespaces+'$'));}}}
function disable(){exports.enable('');}
function enabled(name){var i,len;for(i=0,len=exports.skips.length;i<len;i++){if(exports.skips[i].test(name)){return false;}}
for(i=0,len=exports.names.length;i<len;i++){if(exports.names[i].test(name)){return true;}}
return false;}
function coerce(val){if(val instanceof Error)return val.stack||val.message;return val;}},{"ms":58}],56:[function(require,module,exports){if(typeof Object.create==='function'){module.exports=function inherits(ctor,superCtor){ctor.super_=superCtor
ctor.prototype=Object.create(superCtor.prototype,{constructor:{value:ctor,enumerable:false,writable:true,configurable:true}});};}else{module.exports=function inherits(ctor,superCtor){ctor.super_=superCtor
var TempCtor=function(){}
TempCtor.prototype=superCtor.prototype
ctor.prototype=new TempCtor()
ctor.prototype.constructor=ctor}}},{}],57:[function(require,module,exports){(function(global){/*!JSON v3.3.2 | http://bestiejs.github.io/json3 | Copyright 2012-2014, Kit Cambridge | http://kit.mit-license.org*/;(function(){var isLoader=typeof define==="function"&&define.amd;var objectTypes={"function":true,"object":true};var freeExports=objectTypes[typeof exports]&&exports&&!exports.nodeType&&exports;var root=objectTypes[typeof window]&&window||this,freeGlobal=freeExports&&objectTypes[typeof module]&&module&&!module.nodeType&&typeof global=="object"&&global;if(freeGlobal&&(freeGlobal["global"]===freeGlobal||freeGlobal["window"]===freeGlobal||freeGlobal["self"]===freeGlobal)){root=freeGlobal;}
function runInContext(context,exports){context||(context=root["Object"]());exports||(exports=root["Object"]());var Number=context["Number"]||root["Number"],String=context["String"]||root["String"],Object=context["Object"]||root["Object"],Date=context["Date"]||root["Date"],SyntaxError=context["SyntaxError"]||root["SyntaxError"],TypeError=context["TypeError"]||root["TypeError"],Math=context["Math"]||root["Math"],nativeJSON=context["JSON"]||root["JSON"];if(typeof nativeJSON=="object"&&nativeJSON){exports.stringify=nativeJSON.stringify;exports.parse=nativeJSON.parse;}
var objectProto=Object.prototype,getClass=objectProto.toString,isProperty,forEach,undef;var isExtended=new Date(-3509827334573292);try{isExtended=isExtended.getUTCFullYear()==-109252&&isExtended.getUTCMonth()===0&&isExtended.getUTCDate()===1&&isExtended.getUTCHours()==10&&isExtended.getUTCMinutes()==37&&isExtended.getUTCSeconds()==6&&isExtended.getUTCMilliseconds()==708;}catch(exception){}
function has(name){if(has[name]!==undef){return has[name];}
var isSupported;if(name=="bug-string-char-index"){isSupported="a"[0]!="a";}else if(name=="json"){isSupported=has("json-stringify")&&has("json-parse");}else{var value,serialized='{"a":[1,true,false,null,"\\u0000\\b\\n\\f\\r\\t"]}';if(name=="json-stringify"){var stringify=exports.stringify,stringifySupported=typeof stringify=="function"&&isExtended;if(stringifySupported){(value=function(){return 1;}).toJSON=value;try{stringifySupported=stringify(0)==="0"&&stringify(new Number())==="0"&&stringify(new String())=='""'&&stringify(getClass)===undef&&stringify(undef)===undef&&stringify()===undef&&stringify(value)==="1"&&stringify([value])=="[1]"&&stringify([undef])=="[null]"&&stringify(null)=="null"&&stringify([undef,getClass,null])=="[null,null,null]"&&stringify({"a":[value,true,false,null,"\x00\b\n\f\r\t"]})==serialized&&stringify(null,value)==="1"&&stringify([1,2],null,1)=="[\n 1,\n 2\n]"&&stringify(new Date(-8.64e15))=='"-271821-04-20T00:00:00.000Z"'&&stringify(new Date(8.64e15))=='"+275760-09-13T00:00:00.000Z"'&&stringify(new Date(-621987552e5))=='"-000001-01-01T00:00:00.000Z"'&&stringify(new Date(-1))=='"1969-12-31T23:59:59.999Z"';}catch(exception){stringifySupported=false;}}
isSupported=stringifySupported;}
if(name=="json-parse"){var parse=exports.parse;if(typeof parse=="function"){try{if(parse("0")===0&&!parse(false)){value=parse(serialized);var parseSupported=value["a"].length==5&&value["a"][0]===1;if(parseSupported){try{parseSupported=!parse('"\t"');}catch(exception){}
if(parseSupported){try{parseSupported=parse("01")!==1;}catch(exception){}}
if(parseSupported){try{parseSupported=parse("1.")!==1;}catch(exception){}}}}}catch(exception){parseSupported=false;}}
isSupported=parseSupported;}}
return has[name]=!!isSupported;}
if(!has("json")){var functionClass="[object Function]",dateClass="[object Date]",numberClass="[object Number]",stringClass="[object String]",arrayClass="[object Array]",booleanClass="[object Boolean]";var charIndexBuggy=has("bug-string-char-index");if(!isExtended){var floor=Math.floor;var Months=[0,31,59,90,120,151,181,212,243,273,304,334];var getDay=function(year,month){return Months[month]+365*(year-1970)+floor((year-1969+(month=+(month>1)))/4)-floor((year-1901+month)/100)+floor((year-1601+month)/400);};}
if(!(isProperty=objectProto.hasOwnProperty)){isProperty=function(property){var members={},constructor;if((members.__proto__=null,members.__proto__={"toString":1},members).toString!=getClass){isProperty=function(property){var original=this.__proto__,result=property in(this.__proto__=null,this);this.__proto__=original;return result;};}else{constructor=members.constructor;isProperty=function(property){var parent=(this.constructor||constructor).prototype;return property in this&&!(property in parent&&this[property]===parent[property]);};}
members=null;return isProperty.call(this,property);};}
forEach=function(object,callback){var size=0,Properties,members,property;(Properties=function(){this.valueOf=0;}).prototype.valueOf=0;members=new Properties();for(property in members){if(isProperty.call(members,property)){size++;}}
Properties=members=null;if(!size){members=["valueOf","toString","toLocaleString","propertyIsEnumerable","isPrototypeOf","hasOwnProperty","constructor"];forEach=function(object,callback){var isFunction=getClass.call(object)==functionClass,property,length;var hasProperty=!isFunction&&typeof object.constructor!="function"&&objectTypes[typeof object.hasOwnProperty]&&object.hasOwnProperty||isProperty;for(property in object){if(!(isFunction&&property=="prototype")&&hasProperty.call(object,property)){callback(property);}}
for(length=members.length;property=members[--length];hasProperty.call(object,property)&&callback(property));};}else if(size==2){forEach=function(object,callback){var members={},isFunction=getClass.call(object)==functionClass,property;for(property in object){if(!(isFunction&&property=="prototype")&&!isProperty.call(members,property)&&(members[property]=1)&&isProperty.call(object,property)){callback(property);}}};}else{forEach=function(object,callback){var isFunction=getClass.call(object)==functionClass,property,isConstructor;for(property in object){if(!(isFunction&&property=="prototype")&&isProperty.call(object,property)&&!(isConstructor=property==="constructor")){callback(property);}}
if(isConstructor||isProperty.call(object,(property="constructor"))){callback(property);}};}
return forEach(object,callback);};if(!has("json-stringify")){var Escapes={92:"\\\\",34:'\\"',8:"\\b",12:"\\f",10:"\\n",13:"\\r",9:"\\t"};var leadingZeroes="000000";var toPaddedString=function(width,value){return(leadingZeroes+(value||0)).slice(-width);};var unicodePrefix="\\u00";var quote=function(value){var result='"',index=0,length=value.length,useCharIndex=!charIndexBuggy||length>10;var symbols=useCharIndex&&(charIndexBuggy?value.split(""):value);for(;index<length;index++){var charCode=value.charCodeAt(index);switch(charCode){case 8:case 9:case 10:case 12:case 13:case 34:case 92:result+=Escapes[charCode];break;default:if(charCode<32){result+=unicodePrefix+toPaddedString(2,charCode.toString(16));break;}
result+=useCharIndex?symbols[index]:value.charAt(index);}}
return result+'"';};var serialize=function(property,object,callback,properties,whitespace,indentation,stack){var value,className,year,month,date,time,hours,minutes,seconds,milliseconds,results,element,index,length,prefix,result;try{value=object[property];}catch(exception){}
if(typeof value=="object"&&value){className=getClass.call(value);if(className==dateClass&&!isProperty.call(value,"toJSON")){if(value>-1/0&&value<1/0){if(getDay){date=floor(value/864e5);for(year=floor(date/365.2425)+1970-1;getDay(year+1,0)<=date;year++);for(month=floor((date-getDay(year,0))/30.42);getDay(year,month+1)<=date;month++);date=1+date-getDay(year,month);time=(value%864e5+864e5)%864e5;hours=floor(time/36e5)%24;minutes=floor(time/6e4)%60;seconds=floor(time/1e3)%60;milliseconds=time%1e3;}else{year=value.getUTCFullYear();month=value.getUTCMonth();date=value.getUTCDate();hours=value.getUTCHours();minutes=value.getUTCMinutes();seconds=value.getUTCSeconds();milliseconds=value.getUTCMilliseconds();}
value=(year<=0||year>=1e4?(year<0?"-":"+")+toPaddedString(6,year<0?-year:year):toPaddedString(4,year))+"-"+toPaddedString(2,month+1)+"-"+toPaddedString(2,date)+"T"+toPaddedString(2,hours)+":"+toPaddedString(2,minutes)+":"+toPaddedString(2,seconds)+"."+toPaddedString(3,milliseconds)+"Z";}else{value=null;}}else if(typeof value.toJSON=="function"&&((className!=numberClass&&className!=stringClass&&className!=arrayClass)||isProperty.call(value,"toJSON"))){value=value.toJSON(property);}}
if(callback){value=callback.call(object,property,value);}
if(value===null){return"null";}
className=getClass.call(value);if(className==booleanClass){return""+value;}else if(className==numberClass){return value>-1/0&&value<1/0?""+value:"null";}else if(className==stringClass){return quote(""+value);}
if(typeof value=="object"){for(length=stack.length;length--;){if(stack[length]===value){throw TypeError();}}
stack.push(value);results=[];prefix=indentation;indentation+=whitespace;if(className==arrayClass){for(index=0,length=value.length;index<length;index++){element=serialize(index,value,callback,properties,whitespace,indentation,stack);results.push(element===undef?"null":element);}
result=results.length?(whitespace?"[\n"+indentation+results.join(",\n"+indentation)+"\n"+prefix+"]":("["+results.join(",")+"]")):"[]";}else{forEach(properties||value,function(property){var element=serialize(property,value,callback,properties,whitespace,indentation,stack);if(element!==undef){results.push(quote(property)+":"+(whitespace?" ":"")+element);}});result=results.length?(whitespace?"{\n"+indentation+results.join(",\n"+indentation)+"\n"+prefix+"}":("{"+results.join(",")+"}")):"{}";}
stack.pop();return result;}};exports.stringify=function(source,filter,width){var whitespace,callback,properties,className;if(objectTypes[typeof filter]&&filter){if((className=getClass.call(filter))==functionClass){callback=filter;}else if(className==arrayClass){properties={};for(var index=0,length=filter.length,value;index<length;value=filter[index++],((className=getClass.call(value)),className==stringClass||className==numberClass)&&(properties[value]=1));}}
if(width){if((className=getClass.call(width))==numberClass){if((width-=width%1)>0){for(whitespace="",width>10&&(width=10);whitespace.length<width;whitespace+=" ");}}else if(className==stringClass){whitespace=width.length<=10?width:width.slice(0,10);}}
return serialize("",(value={},value[""]=source,value),callback,properties,whitespace,"",[]);};}
if(!has("json-parse")){var fromCharCode=String.fromCharCode;var Unescapes={92:"\\",34:'"',47:"/",98:"\b",116:"\t",110:"\n",102:"\f",114:"\r"};var Index,Source;var abort=function(){Index=Source=null;throw SyntaxError();};var lex=function(){var source=Source,length=source.length,value,begin,position,isSigned,charCode;while(Index<length){charCode=source.charCodeAt(Index);switch(charCode){case 9:case 10:case 13:case 32:Index++;break;case 123:case 125:case 91:case 93:case 58:case 44:value=charIndexBuggy?source.charAt(Index):source[Index];Index++;return value;case 34:for(value="@",Index++;Index<length;){charCode=source.charCodeAt(Index);if(charCode<32){abort();}else if(charCode==92){charCode=source.charCodeAt(++Index);switch(charCode){case 92:case 34:case 47:case 98:case 116:case 110:case 102:case 114:value+=Unescapes[charCode];Index++;break;case 117:begin=++Index;for(position=Index+4;Index<position;Index++){charCode=source.charCodeAt(Index);if(!(charCode>=48&&charCode<=57||charCode>=97&&charCode<=102||charCode>=65&&charCode<=70)){abort();}}
value+=fromCharCode("0x"+source.slice(begin,Index));break;default:abort();}}else{if(charCode==34){break;}
charCode=source.charCodeAt(Index);begin=Index;while(charCode>=32&&charCode!=92&&charCode!=34){charCode=source.charCodeAt(++Index);}
value+=source.slice(begin,Index);}}
if(source.charCodeAt(Index)==34){Index++;return value;}
abort();default:begin=Index;if(charCode==45){isSigned=true;charCode=source.charCodeAt(++Index);}
if(charCode>=48&&charCode<=57){if(charCode==48&&((charCode=source.charCodeAt(Index+1)),charCode>=48&&charCode<=57)){abort();}
isSigned=false;for(;Index<length&&((charCode=source.charCodeAt(Index)),charCode>=48&&charCode<=57);Index++);if(source.charCodeAt(Index)==46){position=++Index;for(;position<length&&((charCode=source.charCodeAt(position)),charCode>=48&&charCode<=57);position++);if(position==Index){abort();}
Index=position;}
charCode=source.charCodeAt(Index);if(charCode==101||charCode==69){charCode=source.charCodeAt(++Index);if(charCode==43||charCode==45){Index++;}
for(position=Index;position<length&&((charCode=source.charCodeAt(position)),charCode>=48&&charCode<=57);position++);if(position==Index){abort();}
Index=position;}
return+source.slice(begin,Index);}
if(isSigned){abort();}
if(source.slice(Index,Index+4)=="true"){Index+=4;return true;}else if(source.slice(Index,Index+5)=="false"){Index+=5;return false;}else if(source.slice(Index,Index+4)=="null"){Index+=4;return null;}
abort();}}
return"$";};var get=function(value){var results,hasMembers;if(value=="$"){abort();}
if(typeof value=="string"){if((charIndexBuggy?value.charAt(0):value[0])=="@"){return value.slice(1);}
if(value=="["){results=[];for(;;hasMembers||(hasMembers=true)){value=lex();if(value=="]"){break;}
if(hasMembers){if(value==","){value=lex();if(value=="]"){abort();}}else{abort();}}
if(value==","){abort();}
results.push(get(value));}
return results;}else if(value=="{"){results={};for(;;hasMembers||(hasMembers=true)){value=lex();if(value=="}"){break;}
if(hasMembers){if(value==","){value=lex();if(value=="}"){abort();}}else{abort();}}
if(value==","||typeof value!="string"||(charIndexBuggy?value.charAt(0):value[0])!="@"||lex()!=":"){abort();}
results[value.slice(1)]=get(lex());}
return results;}
abort();}
return value;};var update=function(source,property,callback){var element=walk(source,property,callback);if(element===undef){delete source[property];}else{source[property]=element;}};var walk=function(source,property,callback){var value=source[property],length;if(typeof value=="object"&&value){if(getClass.call(value)==arrayClass){for(length=value.length;length--;){update(value,length,callback);}}else{forEach(value,function(property){update(value,property,callback);});}}
return callback.call(source,property,value);};exports.parse=function(source,callback){var result,value;Index=0;Source=""+source;result=get(lex());if(lex()!="$"){abort();}
Index=Source=null;return callback&&getClass.call(callback)==functionClass?walk((value={},value[""]=result,value),"",callback):result;};}}
exports["runInContext"]=runInContext;return exports;}
if(freeExports&&!isLoader){runInContext(root,freeExports);}else{var nativeJSON=root.JSON,previousJSON=root["JSON3"],isRestored=false;var JSON3=runInContext(root,(root["JSON3"]={"noConflict":function(){if(!isRestored){isRestored=true;root.JSON=nativeJSON;root["JSON3"]=previousJSON;nativeJSON=previousJSON=null;}
return JSON3;}}));root.JSON={"parse":JSON3.parse,"stringify":JSON3.stringify};}
if(isLoader){define(function(){return JSON3;});}}).call(this);}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],58:[function(require,module,exports){var s=1000;var m=s*60;var h=m*60;var d=h*24;var y=d*365.25;module.exports=function(val,options){options=options||{};var type=typeof val;if(type==='string'&&val.length>0){return parse(val);}else if(type==='number'&&isNaN(val)===false){return options.long?fmtLong(val):fmtShort(val);}
throw new Error('val is not a non-empty string or a valid number. val='+
JSON.stringify(val));};function parse(str){str=String(str);if(str.length>100){return;}
var match=/^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(str);if(!match){return;}
var n=parseFloat(match[1]);var type=(match[2]||'ms').toLowerCase();switch(type){case'years':case'year':case'yrs':case'yr':case'y':return n*y;case'days':case'day':case'd':return n*d;case'hours':case'hour':case'hrs':case'hr':case'h':return n*h;case'minutes':case'minute':case'mins':case'min':case'm':return n*m;case'seconds':case'second':case'secs':case'sec':case's':return n*s;case'milliseconds':case'millisecond':case'msecs':case'msec':case'ms':return n;default:return undefined;}}
function fmtShort(ms){if(ms>=d){return Math.round(ms/d)+'d';}
if(ms>=h){return Math.round(ms/h)+'h';}
if(ms>=m){return Math.round(ms/m)+'m';}
if(ms>=s){return Math.round(ms/s)+'s';}
return ms+'ms';}
function fmtLong(ms){return plural(ms,d,'day')||plural(ms,h,'hour')||plural(ms,m,'minute')||plural(ms,s,'second')||ms+' ms';}
function plural(ms,n,name){if(ms<n){return;}
if(ms<n*1.5){return Math.floor(ms/n)+' '+name;}
return Math.ceil(ms/n)+' '+name+'s';}},{}],59:[function(require,module,exports){'use strict';var has=Object.prototype.hasOwnProperty;function decode(input){return decodeURIComponent(input.replace(/\+/g,' '));}
function querystring(query){var parser=/([^=?&]+)=?([^&]*)/g,result={},part;while(part=parser.exec(query)){var key=decode(part[1]),value=decode(part[2]);if(key in result)continue;result[key]=value;}
return result;}
function querystringify(obj,prefix){prefix=prefix||'';var pairs=[];if('string'!==typeof prefix)prefix='?';for(var key in obj){if(has.call(obj,key)){pairs.push(encodeURIComponent(key)+'='+encodeURIComponent(obj[key]));}}
return pairs.length?prefix+pairs.join('&'):'';}
exports.stringify=querystringify;exports.parse=querystring;},{}],60:[function(require,module,exports){'use strict';module.exports=function required(port,protocol){protocol=protocol.split(':')[0];port=+port;if(!port)return false;switch(protocol){case'http':case'ws':return port!==80;case'https':case'wss':return port!==443;case'ftp':return port!==21;case'gopher':return port!==70;case'file':return false;}
return port!==0;};},{}],61:[function(require,module,exports){(function(global){'use strict';var required=require('requires-port'),qs=require('querystringify'),protocolre=/^([a-z][a-z0-9.+-]*:)?(\/\/)?([\S\s]*)/i,slashes=/^[A-Za-z][A-Za-z0-9+-.]*:\/\//;var rules=[['#','hash'],['?','query'],['/','pathname'],['@','auth',1],[NaN,'host',undefined,1,1],[/:(\d+)$/,'port',undefined,1],[NaN,'hostname',undefined,1,1]];var ignore={hash:1,query:1};function lolcation(loc){loc=loc||global.location||{};var finaldestination={},type=typeof loc,key;if('blob:'===loc.protocol){finaldestination=new URL(unescape(loc.pathname),{});}else if('string'===type){finaldestination=new URL(loc,{});for(key in ignore)delete finaldestination[key];}else if('object'===type){for(key in loc){if(key in ignore)continue;finaldestination[key]=loc[key];}
if(finaldestination.slashes===undefined){finaldestination.slashes=slashes.test(loc.href);}}
return finaldestination;}
function extractProtocol(address){var match=protocolre.exec(address);return{protocol:match[1]?match[1].toLowerCase():'',slashes:!!match[2],rest:match[3]};}
function resolve(relative,base){var path=(base||'/').split('/').slice(0,-1).concat(relative.split('/')),i=path.length,last=path[i-1],unshift=false,up=0;while(i--){if(path[i]==='.'){path.splice(i,1);}else if(path[i]==='..'){path.splice(i,1);up++;}else if(up){if(i===0)unshift=true;path.splice(i,1);up--;}}
if(unshift)path.unshift('');if(last==='.'||last==='..')path.push('');return path.join('/');}
function URL(address,location,parser){if(!(this instanceof URL)){return new URL(address,location,parser);}
var relative,extracted,parse,instruction,index,key,instructions=rules.slice(),type=typeof location,url=this,i=0;if('object'!==type&&'string'!==type){parser=location;location=null;}
if(parser&&'function'!==typeof parser)parser=qs.parse;location=lolcation(location);extracted=extractProtocol(address||'');relative=!extracted.protocol&&!extracted.slashes;url.slashes=extracted.slashes||relative&&location.slashes;url.protocol=extracted.protocol||location.protocol||'';address=extracted.rest;if(!extracted.slashes)instructions[2]=[/(.*)/,'pathname'];for(;i<instructions.length;i++){instruction=instructions[i];parse=instruction[0];key=instruction[1];if(parse!==parse){url[key]=address;}else if('string'===typeof parse){if(~(index=address.indexOf(parse))){if('number'===typeof instruction[2]){url[key]=address.slice(0,index);address=address.slice(index+instruction[2]);}else{url[key]=address.slice(index);address=address.slice(0,index);}}}else if((index=parse.exec(address))){url[key]=index[1];address=address.slice(0,index.index);}
url[key]=url[key]||(relative&&instruction[3]?location[key]||'':'');if(instruction[4])url[key]=url[key].toLowerCase();}
if(parser)url.query=parser(url.query);if(relative&&location.slashes&&url.pathname.charAt(0)!=='/'&&(url.pathname!==''||location.pathname!=='')){url.pathname=resolve(url.pathname,location.pathname);}
if(!required(url.port,url.protocol)){url.host=url.hostname;url.port='';}
url.username=url.password='';if(url.auth){instruction=url.auth.split(':');url.username=instruction[0]||'';url.password=instruction[1]||'';}
url.origin=url.protocol&&url.host&&url.protocol!=='file:'?url.protocol+'//'+url.host:'null';url.href=url.toString();}
function set(part,value,fn){var url=this;switch(part){case'query':if('string'===typeof value&&value.length){value=(fn||qs.parse)(value);}
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break;case'hostname':url[part]=value;if(url.port)value+=':'+url.port;url.host=value;break;case'host':url[part]=value;if(/:\d+$/.test(value)){value=value.split(':');url.port=value.pop();url.hostname=value.join(':');}else{url.hostname=value;url.port='';}
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break;default:url[part]=value;}
for(var i=0;i<rules.length;i++){var ins=rules[i];if(ins[4])url[ins[1]]=url[ins[1]].toLowerCase();}
url.origin=url.protocol&&url.host&&url.protocol!=='file:'?url.protocol+'//'+url.host:'null';url.href=url.toString();return url;}
function toString(stringify){if(!stringify||'function'!==typeof stringify)stringify=qs.stringify;var query,url=this,protocol=url.protocol;if(protocol&&protocol.charAt(protocol.length-1)!==':')protocol+=':';var result=protocol+(url.slashes?'//':'');if(url.username){result+=url.username;if(url.password)result+=':'+url.password;result+='@';}
result+=url.host+url.pathname;query='object'===typeof url.query?stringify(url.query):url.query;if(query)result+='?'!==query.charAt(0)?'?'+query:query;if(url.hash)result+=url.hash;return result;}
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allText=grabAllTextNodes(node,[]),length=allText.length,attrib,attrname,modified,fragment,subnode,text,match,i,index,img,rawText,iconId,src;while(length--){modified=false;fragment=document.createDocumentFragment();subnode=allText[length];text=subnode.nodeValue;i=0;while(match=re.exec(text)){index=match.index;if(index!==i){fragment.appendChild(createText(text.slice(i,index),true))}rawText=match[0];iconId=grabTheRightIcon(rawText);i=index+rawText.length;src=options.callback(iconId,options);if(iconId&&src){img=new Image;img.onerror=options.onerror;img.setAttribute("draggable","false");attrib=options.attributes(rawText,iconId);for(attrname in attrib){if(attrib.hasOwnProperty(attrname)&&attrname.indexOf("on")!==0&&!img.hasAttribute(attrname)){img.setAttribute(attrname,attrib[attrname])}}img.className=options.className;img.alt=rawText;img.src=src;modified=true;fragment.appendChild(img)}if(!img)fragment.appendChild(createText(rawText,false));img=null}if(modified){if(i<text.length){fragment.appendChild(createText(text.slice(i),true))}subnode.parentNode.replaceChild(fragment,subnode)}}return node}function parseString(str,options){return replace(str,function(rawText){var ret=rawText,iconId=grabTheRightIcon(rawText),src=options.callback(iconId,options),attrib,attrname;if(iconId&&src){ret="<img ".concat('class="',options.className,'" ','draggable="false" ','alt="',rawText,'"',' src="',src,'"');attrib=options.attributes(rawText,iconId);for(attrname in attrib){if(attrib.hasOwnProperty(attrname)&&attrname.indexOf("on")!==0&&ret.indexOf(" "+attrname+"=")===-1){ret=ret.concat(" ",attrname,'="',escapeHTML(attrib[attrname]),'"')}}ret=ret.concat("/>")}return ret})}function replacer(m){return escaper[m]}function returnNull(){return null}function toSizeSquaredAsset(value){return typeof value==="number"?value+"x"+value:value}function fromCodePoint(codepoint){var code=typeof codepoint==="string"?parseInt(codepoint,16):codepoint;if(code<65536){return fromCharCode(code)}code-=65536;return fromCharCode(55296+(code>>10),56320+(code&1023))}function parse(what,how){if(!how||typeof how==="function"){how={callback:how}}return(typeof what==="string"?parseString:parseNode)(what,{callback:how.callback||defaultImageSrcGenerator,attributes:typeof how.attributes==="function"?how.attributes:returnNull,base:typeof how.base==="string"?how.base:twemoji.base,ext:how.ext||twemoji.ext,size:how.folder||toSizeSquaredAsset(how.size||twemoji.size),className:how.className||twemoji.className,onerror:how.onerror||twemoji.onerror})}function replace(text,callback){return String(text).replace(re,callback)}function test(text){re.lastIndex=0;var result=re.test(text);re.lastIndex=0;return result}function toCodePoint(unicodeSurrogates,sep){var r=[],c=0,p=0,i=0;while(i<unicodeSurrogates.length){c=unicodeSurrogates.charCodeAt(i++);if(p){r.push((65536+(p-55296<<10)+(c-56320)).toString(16));p=0}else if(55296<=c&&c<=56319){p=c}else{r.push(c.toString(16))}}return r.join(sep||"-")}}();;